| Name | Birth date | Relationship with Marian Yancey |
| Bales, Daniel | | 2nd cousin once removed of the husband |
| Bales, James | | 2nd cousin once removed of the husband |
| Baranowska, Zuzanna | | 5th great-grandmother |
| Barnes, Howard Clifford | November 23, 1905 | 1st cousin once removed of the husband |
| Barnes, James Bruce | | 1st cousin of the husband |
| | | 2nd cousin of the husband |
| Barnes, James Howard | | 1st cousin once removed of the husband |
| | | 2nd cousin once removed of the husband |
| Barnes, Jeannette Elizabeth | | 1st cousin once removed of the husband |
| | | 2nd cousin once removed of the husband |
| Barnes, Margaret Louise | | 1st cousin of the husband |
| | | 2nd cousin of the husband |
| Barnes, Robert Clifford | | 1st cousin of the husband |
| | | 2nd cousin of the husband |
| Barnes, Sarah Jean | | 1st cousin of the husband |
| | | 2nd cousin of the husband |
| Barnes, Terrance Howard | | 1st cousin of the husband |
| | | 2nd cousin of the husband |
| Barrett, Jonathon Lee | | 1st cousin twice removed of the husband |
| Barrett, Kyle David | | 1st cousin twice removed of the husband |
| Barrett, Scott Allen | | 1st cousin twice removed of the husband |
| Bates, Betty | May 28, 1917 | Wife of the 5th cousin once removed |
| Bedell, Peter | | Husband of the 6th cousin |
| | | Husband of the 6th cousin once removed |
| Benoit, James Rene | | Husband of the half 1st cousin |
| Benoit, Samantha Jane | | Half 1st cousin once removed |
| Bergier, Stanislawa | | Wife of the 1st cousin twice removed |
| Bielawski, Jakób | Abt. 1864 | Husband of the 3rd cousin 3 times removed |
| Bieniek, Agnieszka | January 09, 1854 | Wife of the half 2nd cousin 4 times removed |
| Bieniek, Antoni | June 10, 1857 | Husband of the 4th cousin twice removed |
| Bieniek, Franciszka | December 15, 1889 | 5th cousin once removed |
| Bieniek, Józefa | January 24, 1889 | 5th cousin once removed |
| Bieniek, Maryanna | June 27, 1844 | Wife of the half 2nd cousin 4 times removed |
| Bieniek, Wladyslaw | October 01, 1887 | 5th cousin once removed |
| Blaszcak, Audrey Mellblom | | 2nd cousin once removed |
| Blaszcak, Bonnie | | 2nd cousin |
| Blaszcak, Chester | | 2nd cousin |
| Blaszcak, Chester | February 28, 1924 | 1st cousin once removed |
| Blaszcak, Debbie | | 2nd cousin |
| Blaszcak, Margaret | | 2nd cousin |
| Blaszcak, Mariann | | 2nd cousin |
| Blaszcak, Monica | | 2nd cousin |
| Blaszcak, Peter Paul | | 2nd cousin |
| Blaszcak, Peter Paul | June 10, 1920 | 1st cousin once removed |
| Blaszcak, Steven | | 2nd cousin |
| Blaszczak Or Blass, Seweryn | March 29, 1889 | 3rd cousin twice removed |
| Blaszczak, ??? | | Aunt/uncle |
| Blaszczak, Andrzej | Bet. 1818 - 1819 | 1st cousin 4 times removed |
| Blaszczak, Anna | August 20, 1890 | 3rd cousin twice removed |
| Blaszczak, Antoni | March 10, 1869 | 2nd cousin 3 times removed |