1988 | 22 Episodes

Season 1 of Dear John premiered on October 6, 1988.

1989 | 24 Episodes

Season 2 of Dear John premiered on September 28, 1989.

1990 | 22 Episodes

Season 3 of Dear John premiered on September 19, 1990.

1991 | 22 Episodes

Season 4 of Dear John premiered on September 19, 1991.