| 1. Owen Earl McCollam |
 |
| B: |
1 Aug 1917 |
| P: |
Arapahoe, Furnas County, Nebraska |
| D: |
22 Dec 1999 |
| P: |
Culbertson, Hitchcock County, Nebraska |
|
| 2. William McCollam |
|
| B: |
17 Jan 1871 |
| P: |
Des Moines County, Iowa |
| M: |
4 Apr 1906 |
| P: |
Beaver City, Furnas County, Nebraska |
| D: |
1933 |
| P: |
Gosper County, Nebraska |
|
| 4. Hugh McCollum |
|
| B: |
11 Apr 1843 |
| P: |
Port Stewart, Ireland |
| M: |
|
| P: |
|
| D: |
17 Sep 1913 |
| P: |
Englewood, Arapahoe County, Colorado |
|
| 8. John McCollom |
|
| B: |
28 Mar 1816 |
| P: |
Ireland |
| M: |
|
| P: |
|
| D: |
13 Jul 1893 |
| P: |
Paola, Miami County, Kansas |
|
1917 - 1999 (82 years)