James Simonds (December 10, 1735 – February 20, 1831) was a merchant, judge and political figure in New Brunswick. He represented Sunbury County in the Nova Scotia House of Assembly from 1773 to 1782 and Saint John City and County in the Legislative Assembly of New Brunswick from 1796 to 1802.He was born in Haverhill, Massachusetts, the son of Nathan Simonds and Sarah Hazen, and moved to the mouth of the Saint John River, then part of Nova Scotia, in 1762.