Outfielder Don Hahn wore number 25 from 1971-74 for the New York Mets
The Number 25 was not used by the Mets in 1970. Amos Otis wore in the number for the World Series Champion Mets in 1969 and Don Hahn wore the number in 1971
J.J. Putz
Gil Hodges did and the Mets retired it
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42
Binghamton, NY Mets
No.Carlos Delgado wore #21 in 2009 and has worn it for the Mets since 2006.
The Mets entered the National League in 1962.
Fred Wilpon is currently the owner of the NY Mets.
They didn't exist before!
Fred Hahn was born February 16, 1929, in Nyack, NY, USA.
The Wilpons