| Name | Birth date | Relationship with Marian Yancey |
| Garwacki, Wladyslaw | May 23, 1891 | Half 3rd cousin 3 times removed |
| Gasecki, Andrzej | | Husband of the 4th cousin once removed |
| Gasecki, Bartomiej | | 4th cousin twice removed |
| Gasecki, Piotr | | 4th cousin twice removed |
| Gates, Beverly | | 2nd cousin of the husband |
| Geleski, Anthony | | 6th cousin once removed |
| Geleski, Archie Paul | | 6th cousin |
| Geleski, Harry | August 23, 1918 | 5th cousin once removed |
| Geleski, Heather | | 6th cousin once removed |
| Geleski, Jean | | 5th cousin once removed |
| Geleski, Marion | September 12, 1934 | 6th cousin |
| Geleski, Susan | June 14, 1949 | 6th cousin |
| Geleski, Waclaw | September 28, 1910 | 5th cousin once removed |
| Gelewska, Alice | | 5th cousin once removed |
| Gelewska, Carol | | 6th cousin |
| Gelewska, Denise | | 6th cousin |
| Gelewska, Ellen | | 6th cousin |
| Gelewska, Helena | | 5th cousin once removed |
| Gelewska, Paula | | 5th cousin once removed |
| Gelewski, Bethany | | 6th cousin once removed |
| Gelewski, Charles | | 5th cousin once removed |
| Gelewski, Diane Elizabeth | | 6th cousin |
| Gelewski, Donna | | 6th cousin |
| Gelewski, Edward | | 6th cousin |
| Gelewski, Edward | | 6th cousin |
| Gelewski, Edward Arthur | | 5th cousin once removed |
| Gelewski, Frank | | 5th cousin once removed |
| Gelewski, Frank | | 6th cousin |
| Gelewski, Gary | October 04, 1949 | 6th cousin |
| Gelewski, George William | | 5th cousin once removed |
| Gelewski, George William | | 6th cousin |
| Gelewski, Grace | | 6th cousin once removed |
| Gelewski, Henryk | | 5th cousin once removed |
| Gelewski, Jane | | 5th cousin once removed |
| Gelewski, Jane | | 6th cousin |
| Gelewski, John | | 5th cousin once removed |
| Gelewski, John | | 6th cousin |
| Gelewski, Joy Elizabeth | | 6th cousin once removed |
| Gelewski, Laura Stephanie | | 6th cousin |
| Gelewski, Mary Theresa | | 6th cousin |
| Gelewski, Neil | | 6th cousin |
| Gelewski, Paul Richard | | 5th cousin once removed |
| Gelewski, Peter | | 5th cousin once removed |
| Gelewski, Rachel | | 6th cousin once removed |
| Gelewski, Raymond | | 6th cousin |
| Gelewski, Steven | | 6th cousin |
| George, Alice | | 3rd great-grandaunt of the husband |
| George, Ann | | 5th great-grandaunt of the husband |
| George, Catherine | | 5th great-grandaunt of the husband |
| George, Elizabeth | | 3rd great-grandaunt of the husband |