| Birth | Apr 1864 | Iowa | | | |
| Census | 1885 | Dubuque 3rd ward, Lillie Rooney, 21 (abt 1864), boarder, in household of Andrew J. Patch. State of birth omitted, but many on page were, so possibly Iowa. | | | |
| Marriage | Bet 1891 and 1892 | William Fisk CHAPIN | | | |
| Census | 1895 | Iowa State Census, Name: Lillian Chapin, age 30, white, 4th Ward, Dubuque, IA. | | | |
| Census | 1 Jun 1900 | Dubuque 4th Ward, Julian Twp., Dubuque Co., IA, ED 112 Sh 14B; Lilian Chapin, wife, born Apr 1864, [can't read age], married 8 yr., mother of 2, 2 living, born IA can't read birth places of parents. | | | |
| Census | 1905 | Iowa State Census, 1074 White St., Dubuque, IA; Lillian R. Chapin, with husband and 2 daughters. | | | |
| Census | 15 Apr 1910 | 1073 Locust St., Dubuque 4th Ward, Julian Twp., Dubuque Co., IA, ED 126 Sh 4B; Lillian Chapin, wife, 45 (1864-65), marriage 1 of 17 yr., mother of 2, 2 living, born IA, father born "Ire - English", mother born NY. | | | |
| Death | 5 Mar 1916 | Chicago, Cook Co., Illinois | |  | |
| Reference No | | 8617 | | | |