Oliver married Lydia MOORE on 13 Nov 1843 in Clarendon Twp., Frontenac Co., Ontario. Lydia (daughter of Martin MOORE and Eunice WALLER) was born on 28 Jul 1816 in , , Quebec, Canada; died on 23 Mar 1904 in Monteagle Twp., Hastings Co., Ontario, Canada; was buried in Hybla, Hastings, Ontario, Canada. [Group Sheet] [Family Chart]

1. Catherine Ann TWA was born on 10 Sep 1845 in Clarendon Twp., Pontiac Co., Quebec; died on 22 Feb 1902 in Maynooth, Hastings Co., Ontario, Canada.
2. Hiram TWA was born in 1847; and died.
3. Robert George TWA was born in 1848 in Clarendon Twp., Pontiac Co., Quebec; died on 23 Aug 1932 in Maynooth, Hastings Co., Ontario, Canada.
4. Lydia TWA was born on 28 Dec 1851 in , Renfrew Co., Ontario, Canada; died on 9 Mar 1917 in Monteagle Twp., Hastings Co., Ontario, Canada; was buried in Monteagle Twp., Hastings Co., Ontario, Canada.
5. Joseph Philander TWA was born in 1856 in Ross Twp., Renfrew, Ontario, Canada; died on 5 Jan 1901; was buried in Maynooth, Hastings Co., Ontario, Canada.
6. Julia Elizabeth TWA was born about 1863 in , , Ontario, Canada; and died.