| Gilbert V. Markham (~1849 - <1920) |
|
| Mary E. Otten (ca1852 - ) |
| Frank Markham | Agnes |
| b. about 1877, Iowa d. br. occ. rel. cen. 1 June 1880, Burlington, Des Moines County, Iowa prc. |
b. about 1890, Illinois d. br. occ. rel. cen. 6 January 1920, Chicago, Cook County, Illinois prc. |
| Frank Markham |