Questions tagged [relationship-analysis]
For questions about determining or interpreting familial relationships.
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Is 1,147 cM match for half sibling or cousin
I have an 855 cM match with a mystery 1st-2nd cousin. My cousin has an 1,147 cM match to the same mystery cousin.
Is it possible the 1,147 cM match could be a half sibling?
4
votes
2answers
145 views
Determine family from obituary
I have a very poorly set up obituary and I need to determine who the 7 children and their families are, but the the way it is laid out and the punctuation are making this quite difficult for me.
The ...
4
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3answers
98 views
How can two different generations of one family be a half sibling to an outsider?
My full paternal uncle and I enough cM with an outsider to both be listed as half siblings to an unknown male. My uncle shares more cM with that unknown male than I do (a female).
Both my uncle and I ...
2
votes
2answers
93 views
23andme shows a man as my dad's cousin, but ancestry.com shows him as my dad's brother
I did 23andme, and so did our mystery man. Two of my grandfather's brothers also did 23andme, as well as a number of the kids and grandkids of my grandfather's brothers and sisters (my grandfather ...
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1answer
38 views
What is the cut off for a half-sibling and first cousin in CM's?
I am adopted and was searching for my birth family and found a cousin and since then I had someone in the family helping me with the search. I found someone who I think is my half-sibling. She did a ...
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1answer
82 views
Trying to narrow down biological grandfather
I have been working on finding my biological grandfather. The closest DNA match I have to my father (who has taken a test) is 1015cM. I've narrowed down his father to either her father or her uncle. ...
0
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1answer
59 views
Can 2,025 cM shared indicate full Siblings?
My brother and I did ancestry tests at different times. We had 2,025cM over 39 segments. Longest one was 158. As I looked at our matches all I could see was my moms side of the family. It was saying ...
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1answer
67 views
Mapping DNA relationships on paper
I have recently started digging into my DNA matches.
I have several closely related matches. I was born in Montana and my grandma was married to a man who has no biological relationship to me. However ...
2
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2answers
74 views
Determining relationship to cousin solely based on mutual relationships to other cousins
Background
I am researching genealogy on 23andMe.com, trying to find new cousins and determine their relationships to me. All the site gives me is a list of people and their predicted cousin-...
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0answers
116 views
Understanding daughter's 314 centimorgans with half nephew
My daughter just learned she shared 314 centimorgans with a boy we believed was her half brothers son.
I have just sent in my sample as the supposed father of her 50 year old half brother.
We are all ...
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0answers
58 views
Can niece not connect to my paternal line but her daughter connects to my maternal and paternal side?
My niece is a dna match 2112 cM over 80 segments. She only matches on my maternal side of the family.
Her daughter is a dna match of 1118 cM over 46 segments. She matches both my maternal and paternal ...
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56 views
My close family dna match
On ancestry.com my first to second cousin match is my supposed first cousin but him and I share 841 CM across 46 segments is he my cousin or my half nephew and do I possibly have a half sibling?
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0answers
227 views
Incest and Shared CentiMorgan Theory. Half/Full Sibling and a Single Transverse Palmar Crease
My female ‘half sibling?’ and I, also female, share 2,129 cM.
We DO NOT share the same father.
DNA testing revealed that conclusively.
Ancestry puts us into Close Family/1st Cousin.
DNA painter ...
1
vote
1answer
65 views
9 of my top 11 DNA matches (three generations) show the category of 1st -2nd cousin
I am trying to find my biological father. I believe he is one of 5 brothers and am ALMOST sure of which one.
My top 11 DNA matches (all relatives of those 5 brothers) state 1st - 2nd Cousin, however,...
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2answers
100 views
Do father and mother pass on same DNA to half siblings?
I grew up in a household with half siblings. Same mother different fathers. I grew up never knowing who my dad was. As I got older I started to ask questions. My mother would push back with resistance....
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2answers
94 views
Explaining older sister sharing 1,961 cM as close family or 1st cousin
My older sister came back "close family-first cousin".
What does this mean?
Shared DNA 1961 cM across 74 segments
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1answer
58 views
Can 1,782 cM shared indicate Half Siblings? [duplicate]
Could a person with 1,782 cM actually be my half-sibling?
This person is listed as close family to me, yet I do not know them.
My cM is the same as this person's.
I do have 6 paternal half ...
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2answers
376 views
How can a 3rd Cousin be a DNA match to my mother AND my father’s side?
On Ancestry I have a match at the 3rd cousin level and we have common matches with both my mother and fathers side. New to this and that is confusing to me. Sorry if I am missing something obvious!
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1answer
444 views
Child of possible incest
My sisters, two aunts and several cousins (on maternal side) did the 23 and me DNA test. One of my aunts (the younger one) showed up as a half sister to me (we share 1,942 cM and 44 segments) and my ...
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vote
1answer
192 views
Understanding 1,537cM match to person and 1,950cM match to their uncle
I have a match with a female that is a few years younger than me (she is in the 60s). She and I match at 1,537 cM across 47 segments.
Her Uncle (Paternal Uncle, as far as I know) is a match with me ...
0
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1answer
82 views
Adopted 1st cousin match possible secret sibling?
An unknown woman matches:
me with 1045cM
my aunt (my father's sister #1) with 1952cM
one of my 1st cousins (from my father's sister #2) with 998cM.
My father has one other sibling: a brother who has ...
2
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2answers
106 views
Understanding shared DNA of 1,576 cM with great nephew
I had my DNA tested through Ancestry. About a year ago, my great nephew (I'll call him GN-1) whom I raised had his tested. The match came up Close Family–1st Cousin Shared DNA: 1,576 cM across 69 ...
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1answer
93 views
Does 439 cM shared suggest half uncle rather than half first cousin?
I am trying to determine if my half sister had a different father than the one she grew up with. I was given a name of who the father could be. He has passed away but his son took a DNA test on ...
6
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1answer
158 views
False-Positives in Autosomal DNA Matches
I have spent a significant amount of time and effort beating my head on brickwalls that appear when tracking Ancestry Autosomal DNA matches. I've had success in establishing document trails with ...
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2answers
105 views
Intrepretation of DNA detectable relationships
While quite a number of questions have been asked and answered regarding DNA and relationships, I'm not certain that this question has been asked.
I have a 5th cousin that has been identified by ...
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2answers
112 views
Interpreting ethnicity from DNA testing
Ancestry DNA testing confirmed that I am 23% Chinese. My mother has no Chinese DNA. My fathers mother has no Chinese DNA.
Does that mean my father is 50% Chinese and his father is 100% Chinese?
...
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1answer
93 views
Does 866 cM shared suggest half aunt rather than aunt?
There is a joke in my family that my father's father is not his biological father. He only has sisters and his father is dead, so there's no possibility of a true test. But I'm his daughter and I did ...
2
votes
1answer
121 views
Evaluating half sibling using AncestryDNA?
Recently we (two full sisters and a full brother) think we may have found a half brother who is 50 years old on Ancestry DNA, where he is being categorized as Close Family-First Cousin.
sister 52yr ...
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1answer
98 views
DNA/Half-Sibling or First Cousin, Based on Fairly High Shared cMs
Brand new at this and don't have good grip yet on cMs ranges for relationships, especially when number falls in between stated ranges for relationships.
Both my dad and I have taken DNA tests from 23 ...
0
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1answer
59 views
Analysing relationships using autosomal DNA
I (A) am 1095 cm's from a known cousin (M).
I (A) am 1224 cm's from an unknown person (S)
My cousin (M) is 1458 cm's from the unknown person (S).
I (A) am described as a Cousin to (S)
(M) is ...
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1answer
149 views
Understanding shared match of 1,177 cM?
I recently received a "DNA Match" on my account to some one who shows 1,177 cM shared. I am trying to understand what this is really telling me.
This is important to me as I do not know who my ...
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1answer
142 views
Understanding 1,102 shared centimorgans?
I took an AncestryDNA test and have matched with a new relative JP. She and I share 1836cM. She’s not my half sister. She’s not my grandparent. She could be my father’s half sister. With this amount ...
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1answer
184 views
Does age factor in when calculating relationship on DNA match
A result of 193 cm from 100 year old, matched up to a 35 yo. Does the age of the participants factor in? The sample also showed cross match. The relationship is estimated at 2nd to 3rd cousins. Does ...
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0answers
21 views
Does 1,517 shared cM indicate half-siblings? [duplicate]
My husband has a close family match of 1,517cM across 61 segments and his niece shares 906 cM across 40 segments.
Is there a chance this is a half brother to my husband and half uncle to his niece?
...
3
votes
1answer
168 views
Can 419 and 468 shared cM indicate first cousins?
I was adopted and have known my birth family for many years. I just did a DNA test and found I have 702 matching cM's with the daughter of my mother's brother (making her my 1st cousin). This helps ...
0
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1answer
85 views
Does match sharing 952 cM indicate grandparent or great uncle?
My mother was adopted and we are trying to find the parents. I have a DNA match that is 952cM and 38 DNA segments.
What is the chance of this being my grandparent?
It says 1st cousin and we know ...
0
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1answer
80 views
Does sharing 1,249cM indicate half sibling?
My husband was raised by his older half brother. We have been told throughout the years that he is actually my husband father.We ran an ancestry test with his daughter. Results were sharing 1249cm ...
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1answer
56 views
Using AncestryDNA to work out whether mother or father is parent of half sibling?
How do I work out from viewing my shared matches on AncestryDNA which one of my parents is the parent of my half sibling?
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2answers
193 views
Does 1,864 centimorgans indicate half-siblings? [duplicate]
My sister, daughter and I all took DNA tests for fun. My sister and I show up on Ancestry as "close family," and share 1864 Centimorgans, and we do not share any relatives that my daughter and I share ...
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1answer
46 views
Testing siblings DNA to determine full siblings? [duplicate]
I have done a sibling DNA test to determine if my children are full siblings or not. There was a possibility that my eldest daughter could have been her father's brother’s and not actually his.
I ...
2
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3answers
201 views
Determining if 1,814cM match from AncestryDNA is Half Sibling?
My son recently had a match come up as close family the match is male and 1814cm.
His only living grandfather is already in our tree at 1857cm. All other grandparents are deceased and have never ...
2
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1answer
83 views
Cousin claiming to be half sister?
Thought to be cousins, fathers are brothers, both male parents are deceased.
Is it possible to DNA test accurately enough to verify half sibling when female cousin is daughter of brother of my ...
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1answer
69 views
Understanding half first cousin DNA results when no match?
We have strong reason to believe we know who my aunt's half first cousin is. However, he is not matching her with autosomnal dna test on ancestry.
Its fair to say ok forget it but there are so many ...
3
votes
1answer
130 views
Interpreting MyHeritage DNA Match of 973cM?
I just got a DNA match at MyHeritage with 973 cM, in common, which says first cousin. My mother had one brother, and it's from her side of the family. He had a son, who passed at a young age.
I am ...
2
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1answer
119 views
Possible family relationship with 3rd cousins
I have three 3rd cousins on my mother's side with 66.1-71 cM shared between us. One is male and 2 female. These 3 cousins are 2nd cousins to each other and I believe I am their third cousin. They ...
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2answers
136 views
Are AncestryDNA matches of 904 to 1,211 cM likely to indicate half siblings?
Grandma is showing dna matches with four “1st cousins” who are all supposedly first cousins themselves. The matches are 1211, 1175, 1138, and 904 cms. There is also a match of 972 who is a brother to ...
4
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1answer
306 views
Distinguishing half siblings from cousins using AncestryDNA?
My husband recently took an AncestryDNA test to see if he could find out who his father was, at least through matches.
His closest match that came up was a female who shares 1390 cms across 45 ...
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0answers
123 views
Half siblings or double cousins?
MB= my brother (1/2 sibling)
MC=cousin (our mother's sister's daughter given up for adoption-no longer married to SS)
DC=cousin to both of us but either 1/2 sibling to my brother or double cousin)
AS= ...
2
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1answer
264 views
Is a 12 CM 1 segment match better evidence for a common ancestor if it's otherwise unlikely?
Early in my research, I had guessed that the Samuel Price listed in the 1850 census for Minersville, Schuylkill County, Pennsylvania (my gg-grandfather's brother) was the same person as Samuel Price ...
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1answer
68 views
Half-Sister/1st Cousin Shared DNA
I'm curious to know what the shared DNA would be between half-sisters who are also first cousins. If the mother of both sisters had an affair with one of the sister's father's brothers what would the ...
