Tappan was the second child and oldest son of Benjamin Tappan and Sarah (Homes) Tappan, who was a grandniece of
Benjamin Franklin. Two of his younger brothers were abolitionists
Arthur Tappan and
Lewis Tappan. He married, March 20, 1801, Nancy Wright, sister of
John C. Wright, afterwards a
United States representative from Ohio. They had one son, Benjamin, born in 1812. His first wife having died, Benjamin was married a second time, in 1823, to Betsy (Lord) Frazer, the widow of Eliphalet Frazer. They had one son,
Eli Todd Tappan, later president of
Kenyon College. ==See also==