Joshua Humphreys (1813-1873) was the grandson of Joshua Humphreys (1751-1838), the architect of the first line of warships commissioned by the United States Navy, and was the son of Samuel Humphreys (1778-1846), chief constructor of the United States Navy, 1826-1846. The younger Joshua Humphreys was a naval officer for the United States Navy and the Confederate Navy during the Civil War. After the war, he settled in Fredericksburg, Va., where he pursued various business interests.
He was married to Mary Ann Humphreys. Their children included Mary Chandler Humphreys (1844-1918), Margaret R. (Meta) Humphreys (1849-1892), Charles Humphreys (b. 1853), and Laurence Murray Humphreys (b. 1863). Joshua's siblings included Jane Murray McCrabb (1813-1897); Mary Yonge (1823-1866); William Humphreys (1828-1897); and Andrew Atkinson Humphreys (1810-1883), an engineer and United States Army general during the Civil War.
From the description of Humphreys family papers, 1840-1918. WorldCat record id: 57565969