Questions tagged [relationship-analysis]
For questions about determining or interpreting familial relationships.
139
questions
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1answer
27 views
Determining common ancestor by where descendants match on particular chromosome
Can I tell which ancestor, like a 4th great grandparent by where we match on a particular chromosome?
I am trying to find 4th great grandmothers maiden name. I have distant matches with same names ...
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0answers
18 views
Half siblings connection to another match who is probably a 2C
I am trying to find the relationship of #3 to #1 and #2
#1 is a 20 y/o male with connection to #3 as follows: 299.3cM; largest segment 59.8Q...Total X cM is 109.9cM; largest segment is 66.4cM
#2 is a ...
1
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1answer
43 views
Distinguishing aunt from half sister using X and autosomal DNA [duplicate]
My dad died 4 years ago. But my grandfather (his dad) could be my bio dad.
We have made a test with my aunt (his full sister) and we share 25,27% dna (1860,2cM 43 segments max136,2cM) With Geneanet we ...
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0answers
19 views
Half Sibling/First cousin [duplicate]
From reading many sources, I've discovered that half siblings' shared centimorgans typically range from 1300-2300? And I'm curious about cm lengths in combination with that number. If a person had ...
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0answers
18 views
Interpreting DNA Match of 947cM at AncestryDNA [duplicate]
I am 75 years old.
I have a known 1st cousin who matches 756 cM with me.
I also have an unknown 1st-2nd cousin who matches 947 cM with me and is 44 years younger than me.
What relation could this 1st-...
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1answer
84 views
Assessing likelihood of incest using AncestryDNA results
My mother was raped by her father sometime in her adolescence. There was a trial and he was acquitted, but it is generally known and accepted in our family that the rape did occur. I don’t know if the ...
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2answers
71 views
Determining likely relationship for DNA match of 1,148cM
Was not looking to discover my father wasn't my bio dad. Now I have a match claiming I'm his half- aunt.
I'm hoping that I'm NOT his parent’s half-sibling but instead their half-cousin.
Is it possible?...
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67 views
Using DNA to find biological father
I have done both 23 & me and Ancestry trying to gets leads on who in the world my birth father could be. My mom truly can’t recall.
I found a first cousin or potential great aunt I think. She ...
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1answer
53 views
Making sense of low DNA match for half-siblings
My DNA match on Ancestry was thought to be my half sister.
After my test came back, 713 cMs across 20 segments, 10% shared DNA, longest segment 136, that says my Grandfather would be her father, but ...
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1answer
93 views
How do Genetic Percentages in Common Compare to Possible Familial Relationships?
I recently was contacted about a deceased half-sister who is 11 years older than me. I did a 23AndMe test, and it shows us as 1st cousins with 13.57% shared DNA.
An adoption agency lists my mother as ...
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1answer
43 views
Understanding DNA match of 2,559cM to grandparent
I received my DNA results from Ancestry. My first DNA match ended up being my paternal grandpa. We shared 37 percent of our DNA and 2559cm.
If that seems high, what could be causing so strong of a ...
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0answers
35 views
Can a person confirm paternity by results of a DNA matching service to the father's distant relative?
I am trying to find a way to confirm that the man listed on my birth certificate is my father or not (hopefully not). I have some obstacles, of course, one is that he died in 2011. We were not close (...
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0answers
30 views
Would half siblings share the same DNA links to extended family
I've matched with either a half sibling\aunt or niece on MyHeritage - we chatted and it seems like we share the same father. However, I have links to a 1st cousin once removed or second cousin, for ...
1
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1answer
85 views
3rd Cousin DNA with a person
I share a DNA match with a male person of 152cM coming up as a 3rd cousin. I also share a match with his half brother but much Lower at 45cM. These two share the same father but different mothers. I’...
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0answers
36 views
What is the relationship based on shared DNA
We are trying to find out information regarding my mothers biological father side of the family. My mom was adopted in 1945 and later in life discovered her biological mother but not her biological ...
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0answers
34 views
How common is it to be related to another person in at least two different ways?
While exploring my genealogy, I found out that I am related to my best friend Nate via 2 different genetic routes. But a little more backstory. I was born in Texas, spent my younger years in Minnesota,...
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1answer
87 views
Distinguishing half siblings from first cousins (possible fathers are brothers) using shared cM
Regarding half siblings, sent my DNA to Ancestry came to a match
of half sibling at 1530 cMs @ 99% half sibling however was in contact with such match and he is claiming my father or one his two ...
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0answers
18 views
Unknown dna match [duplicate]
I’m new here and I just found out who my biological father was. Why I’m here is on ancestry.com a new dna match came up with 1,012 centimorgans with 36 segments longest segment is 100 centimorgans. ...
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0answers
12 views
Determining AncestryDNA Match relationship [duplicate]
I had my DNA tested through Ancestry.com. My closest match shares 2041cm.
Is it safe to say this is probably a half-sibling?
Are other ways of confirming this relationship?
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0answers
31 views
Matching one cousin more than double their sibling
I have a 1883 cM match with my first cousin. I have a 762 match with his brother, and a 4462 match with my sister.
Is there an explanation?
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2answers
109 views
Understanding DNA match of 1,723 cM
I have a DNA match of 1,723 cM with a male 6 years younger than me. His father is one of a twin, could my match be not my half-sibling but my 1st cousin.
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0answers
101 views
Why might a free woman have a child with a slave?
Below is is a baptism record for a child Samuel in the Virgin Islands. The columns are for parents' names, then occupation, then civil status, then day baptized and then where they live. Eve is free ...
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2answers
5k views
Sharing 52% DNA with mother
I received my 23 and me results and it says I share 52% DNA with my mom.
Is this possible?
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1answer
68 views
Understanding relationship with Shared DNA of 1,501 cM across 50 segments [duplicate]
My husband and I recently did AncestryDNA. He came back with a DNA match (shared with his mother) that simply says "close relative". He has no idea who this person is, and his mother claims ...
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1answer
101 views
Half Uncle possibility -fathers side
I recently conducted a DNA test on ancestry.com and I received a strong match with a guy I don’t know . 758cms across 23 segments longest segment 86cm. He is 57 years of age and my father is 70 and i ...
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0answers
44 views
ALL 23andme matches link via one grandparent?
I have spent hours today looking at my 23andme DNA matches, and while I have not checked every single one, it seems to me that ALL of them descend from ancestors of my paternal grandmother. I am 100% ...
0
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1answer
65 views
2 unknown grand fathers
I have known for a long time that my fathers father is unknown. Unfortunately, I have learned that my mothers father is unknown also.
I have recently received my DNA results but the nearest match is ...
0
votes
1answer
44 views
Does DNA match of 1,781 cM suggest half siblings? [duplicate]
I have been contacted by someone who says we are half sisters due to our DNA match. Our DNA is 1,781 which apparently is a high match.
Would this make us half sisters?
I am an only child and she is ...
2
votes
2answers
289 views
Understanding why first cousins may share only 360 cM
I have taken a closer look at the info on my 23andMe match with my known 1st cousin. It says we share 360 Centimorgans, and the Centimorgan charts I've looked at suggest this is potentially outside ...
0
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1answer
25 views
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?
3
votes
2answers
171 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 ...
3
votes
3answers
171 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
134 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 ...
0
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1answer
71 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 ...
0
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1answer
99 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
62 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 ...
2
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1answer
100 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
votes
2answers
103 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-...
2
votes
1answer
180 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 ...
0
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0answers
59 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 ...
2
votes
0answers
546 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 ...
0
votes
1answer
92 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
104 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
100 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
0
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1answer
70 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 ...
0
votes
2answers
705 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!
2
votes
1answer
817 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 ...
1
vote
3answers
359 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
votes
1answer
100 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
votes
2answers
173 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 ...
