Lewis married Mary Bellows Hill on 10 Dec 1874 in Waltham, Middlesex, Massachusetts, USA. Mary (daughter of Reverend Thomas Hill and Annie Foster Bellows) was born on 19 Sep 1846 in Waltham, Middlesex, Massachusetts, USA; died in 1911 in Portland,,Maine, USA. [Group Sheet] [Family Chart]

1. Henry Hill Pierce was born on 7 Nov 1875 in Maine, USA.
2. Thomas Lewis Pierce was born on 6 Jul 1877 in Portland, Cumberland, Maine, USA; died in Portland, Cumberland, Maine, USA.
3. John Alexander Pierce was born on 14 Sep 1878 in Portland, Cumberland, Maine, USA; died in Portland, Cumberland, Maine, USA.
4. Mary Evelina Pierce was born about 4 Dec 1880 in Portland, Cumberland, Maine, USA; died in Portland, Cumberland, Maine, USA.
5. Maurice Rumford Pierce was born on 7 Feb 1887 in Portland, Cumberland, Maine, USA; died on 22 Jul 1968 in Portland, Cumberland, Maine, USA.