The genealogical relationships between
Barack Obama
John McCain

by William Addams Reitwiesner

William Addams Reitwiesner

Sen. Barack Obama is related, in a number of ways, to Sen. John McCain. Some of the relationships are displayed below.

Edward I, King of England (d. 1307) m. Eleanor of Castile

Elizabeth of England m. Humphrey de Bohun 4 E Hereford & Essex
Joan of England m. Gilbert de Clare 3 E Gloucester 7 E Hertford

William de Bohun 1 E Northampton m. Elizabeth Badlesmere
1st Cousins
Elizabeth de Clare m. Sir Theobald de Verdun

Elizabeth de Bohun m. Richard FitzAlan 10 E Arundel
2nd Cousins
Isabel de Verdon m. Henry Ferrers 2 B Ferrers of Groby

Elizabeth FitzAlan m. Sir Robert Goushill
3rd Cousins
William Ferrers 3 B Ferrers of Groby m. Margaret Ufford

Joan Goushill m. Thomas Stanley 1 B Stanley
4th Cousins
Henry Ferrers 4 B Ferrers of Groby m. Joan Poynings

Catherine Stanley m. Sir John Savage
5th Cousins
William Ferrers 5 B Ferrers of Groby m. Philippa Clifford

Dulcia Savage m. Sir Henry Bold
6th Cousins
Sir Thomas Ferrers m. Elizabeth Freville

Maud Bold m. Thomas Gerard
7th Cousins
Sir Henry Ferrers m. Margaret Hextall

Jennet Gerard m. Richard Eltonhead
8th Cousins
Sir Edward Ferrers m. Constance Brome

William Eltonhead m. Anne Bowers
9th Cousins
Elizabeth Ferrers m. John Hampden

Richard Eltonhead m. Anne Sutton
10th Cousins
Griffith Hampden m. Anne Cave

Martha Eltonhead m. Edwin Conway [to Virginia]
11th Cousins
Anne Hampden m. Robert Waller

Eltonhead Conway m. Henry Thacker
12th Cousins
Robert Thomas Waller m. ---- Barnwell

Martha Thacker m. Thomas Hickman
13th Cousins
John Waller m. Hannah Coddington

Edwin Hickman m. Eleanor Elliott
14th Cousins
Robert Waller m. Anna Maria Hughes

James Hickman m. Hannah Lewis
15th Cousins
Hannah Waller m. Dixie Coddington

Susannah Hickman m. James Browning
16th Cousins
Ann Coddington m. Richard Fenner [to North Carolina]

Annie Browning m. Robert Overall
17th Cousins
Richard Fenner m. Ann McKinney Geddy

George Washington Overall m. Louisiana Duvall
18th Cousins
Eliza Geddy Fenner m. James Vaulx

Susan C Overall m. Christopher Columbus Clark
19th Cousins
James Julius Vaulx m. Margaret Garside

Gabriella Clark m. Henry Ellington Armour
20th Cousins
Catherine Davey Vaulx m. John Sidney McCain

Ruth Lucille Armour m. Ralph Waldo Emerson Dunham
21st Cousins
John Sidney McCain m. Roberta Wright

Stanley Armour Dunham m. Madelyn Lee Payne
22nd Cousins

Stanley Ann Dunham m. Barack Hussein Obama
22nd Cousins
once removed


22nd Cousins
twice removed


So through their shared descent from Edward I, King of England (d. 1307) Sen. Barack Obama is a 22nd cousin twice removed of Sen. John McCain.

Other relationships exist. See here, for example. No doubt a closer relationship can be established.

For further information on the ancestry of Sen. Obama, see

For further information on the ancestry of Sen. McCain, see

William Addams Reitwiesner