How old were they?

Masato Yoshii

P · Born April 20, 1965

Age in each postseason series

1. 1999 NLDS (October 5, 1999), Mets vs Diamondbacks 3–1: 34 years, 168 days
2. 1999 NLCS (October 12, 1999), Mets vs Braves 2–4: 34 years, 175 days

Age in each season

1. 1998 (Mets): 32 years, 346 days to 33 years, 164 days
2. 1999 (Mets): 33 years, 346 days to 34 years, 164 days
3. 2000 (Rockies): 34 years, 347 days to 35 years, 164 days
4. 2001 (Expos): 35 years, 346 days to 36 years, 164 days
5. 2002 (Expos): 36 years, 346 days to 37 years, 164 days