[1] They had three known children, two of whom died relatively young (including Gratz, who was killed in the Battle of Bentonville, aged 20).

Cohen was the de facto publisher and distributor of the works of Grace Aguilar, the English novelist who was of interest to his wife and her aunt.

[1][4] In 1839, Cohen and his brother-in-law Mordecai Myers (husband of his sister Sarah Henrietta) helped established the Georgia Historical Society.

[1] Shortly before his death, Cohen had built the home at today's 116–120 West Liberty Street,[1] an addition to the 1851-built number 124.

He is interred in Savannah's Laurel Grove Cemetery, alongside his wife, who survived him by sixteen years.