No, Jack Clark did not wear number 22 for the San Francisco Giants. He wore number 22 during his time with the St. Louis Cardinals and was known for wearing number 27 with the Giants. Clark played for the Giants from 1986 to 1990, contributing significantly to the team's success during that period.
He briefly wore No. 15.
44
DeRosa will wear No. 7 for the Giants during the 2010 season.
He wore number 11 for the NY Giants.
16
#10 for both the Vikings and Giants.
55
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Doug Kotar wore number 44 for the Giants
I think he wore number 40 when he was the manager.
#31 from 1950-1955
He wore No. 24.