How old were they?

Jacques Cossette

R · Born June 20, 1954

Age in each postseason series

1. 1979 Preliminary round (April 10, 1979), Penguins vs Sabres 2–1: 24 years, 294 days
2. 1979 Quarterfinals (April 16, 1979), Penguins vs Bruins 0–4: 24 years, 300 days

Age in each season

1. 1975-76 (Penguins): 21 years, 103 days to 21 years, 315 days
2. 1977-78 (Penguins): 23 years, 103 days to 23 years, 314 days
3. 1978-79 (Penguins): 24 years, 103 days to 24 years, 314 days