Sergio Romo wore No. 54 for the San Francisco Giants.
Jake Dunning wore No. 51 with the San Francisco Giants.
Adam Duvall wore No. 37 when he played with the San Francisco Giants during the 2014 season.
Jeremy Affeldt wore No. 41 during his career with the San Francisco Giants (2009-2015)..
Matt Cain has worn No. 18 for the San Francisco Giants since the 2006 season. Before that, he wore No. 43.
Pitcher Manny Aybar wore No. 64 during the 2002 season.
He wore No. 24 during his entire career with the New York/San Francisco Giants and the New York mets.
Mel Ott wore number 4 for the New York Giants baseball team. His number was retired in 1948.
Santiago Casilla wore No. 46 for the San Francisco Giants.
Sergio Romo wore No. 54 for the San Francisco Giants.
Jake Dunning wore No. 51 with the San Francisco Giants.
Juan Gutierrez wore No. 57 for the 2014 San Francisco Giants.
Juan Perez wore No. 2 for the San Francisco Giants from 2013 to 2015.
Ryan Vogelsong wore No. 32 with the San Francisco Giants. In previous years with the team, he wore the numbers 51 and 14.
Joaquin Arias wore No. 13 for the San Francisco Giants from 2012 to 2015.
Brandon Hicks wore No. 14 as a member of the 2014 San Francisco Giants.
Adam Duvall wore No. 37 when he played with the San Francisco Giants during the 2014 season.