When Justus Thorn Crosby Maj. was born about 1837, in New York, United States, his father, Thomas Crosby, was 30 and his mother, Caroline C. Carman, was 26. He lived in Southeast, Putnam, New York, United States in 1850. He died on 28 October 1870, in Brewster, Putnam, New York, United States, at the age of 34, and was buried in Milltown Cemetery, Brewster, Putnam, New York, United States.
English: habitational name from any of various places called with Old Norse kross ‘cross’ + bȳ ‘farm, settlement’ in Lancashire, Cumberland, Westmorland, North Yorkshire, and Lincolnshire.
Irish: surname adopted by bearers of the Gaelic name Mac an Chrosáin (see McCrossen ).
History: The surname of the Irish family of Crosbie is ultimately derived from providing the chief bards to the O’Mores, Chiefs of Leix: crosán means ‘bard’ or ‘satirist’. Pádraic Mac Crosáin or Mac An Chrosáin took the Anglicized name Patrick Crosbie c. 1583.