Tony was born in 1959. This is retconned to 1960 in S6 for no real reason.

Jackie Aprile was born in 1954 or 1955. The report on his death says he was 44. He dies in July '99

Silvio was probably around Jackie's age

Pussy was only a few years older than Tony. When Tony was somewhere between 7-10, Pussy was 16. He says so when he talks about his kid sister Nucci dying. He says he was 16 and Tony was the only one who would come with him every day to visit her in the hospital. He joined the family in the late 60s.

Paulie's exact age is unclear but he was born during WWII so he was born somewhere between 41-45. He was already one of Johnny Boy's guys in '59, because he says he was there when Tony was born and it as the only time time saw Johnny cry. Even by the early 60s he was Johnny's biggest enforcer.

Johnny Boy according to his tomb stone was born in 1924 and died in 1986 at the age of 62. Lucia was born in 1929 according to her headstone.

Junior was born around the mid 20s.

Chris' age is retconned. In the first 4 seasons, he and Tony are 15 years apart. He is said to be 25 in the Pilot script to Tony's 40. If Tony was born in '59, that means Chris was born in '74. In S5 he says when gen was 11, Tony was around 19. Which means he was born in 68 or 69.

Phil Leotardo was born in 1941. He says he is 66 years old in 2007.

Johnny Sack was born in 1954. He's said to be 52 in 2006. His younger brother Billy was born in 1960 as him and his family are celebrating what would've been Billy's 47th birthday in 2007.

Eugene Pontecorvo was born in 1960. He's 47 in 2007.