William McReynolds was the junior 6th engineer of the Titanic. He died in the sinking. He was born in the County Down Quarter of Belfast, Ireland (modern-day Northern Ireland) around 1890. He was the son of Thomas and Annie McReynolds who hailed from County Tyrone and County Down respectively1 and he grew up in a Presbyterian household. William had six known siblings: Mary Jane Crozier (?) (b. 1888) Martha (b. 1892), Frederick (b. 1894), Ernest (b. 1896), May (b. 1900) and Sadie (b. 1904).