| William Mateer, Jr. | > | John Mateer | Rebecca Black | > |
| William Diven Mateer | b 17 Nov 1807 | William Diven | ||
| | b 05 Jan 1843 | Mary Nelson Diven | Rebecca Nelson | > | |
| Loyd Nelson Mateer | d 10 Feb 1914 | b 09 Aug 1816 | ||
| |b 23 Jun 1875 | | | |||
| | | Anna F. Hamaker | |||
| | | b 06 Feb 1845 | |||
| Mateer | d 30 May 1919 | |||
| | | | | |||
| | | | | |||
| Helen Clark | ||||
| d 11 Oct 1903 | | | |||
Source: McTeer - Mateer Families of Cumberland County Pennsylvania, Frances Davis McTeer, 1975, p 112.