Pitcher Matt Cain has that number now, but it has been worn by many players since the team began playing in San Francisco in 1958. Among them: Moises Alou, Brian Johnson, Duane Kuiper, Bill Madlock, Don Larsen, Mike Benjamin, Jalal Leach, Russ Davis, Bob Farley, Kim Batiste, Bob Bathe, Francisco Melindez, Guy Sularz, Chris Bourjos, Greg Johnston, Damaso Blanco, Russ Gibson, Dave Marshall and Bill Sorrell.
Bill Rigney, who managed the Giants twice in San Francisco (1958-60; 1976), also wore 18, as did coach Joe Lefebvre.
Here is a list of San Francisco Giants coaches and players who wore No. 36 between 1958 and 2005:
1. Joe Shipley, pitcher (1958).
2. Billy Muffett, pitcher (1959).
3. Bud Byerly, pitcher (1959-61).
4. Sherman Jones, pitcher (1960).
5. Gaylord Perry, pitcher (1963-71).
6. Jim Howarth, outfielder (1971).
7. Sam McDowell, pitcher (1973).
8. Gary Matthews, outfielder (1972-76).
9. Skip Jones, infielder (1977-78).
10. Jim Dwyer, outfielder (1978).
11. Bill North, outfielder (1979-81).
12. Dan Schatzeder, pitcher (1982).
13. Tommy McCraw, coach (1983).
14. Brad Wellman, infielder (1982-86).
15. Keith Comstock, pitcher (1987).
16. Dennis Cook, pitcher (1988).
17. Rafael Novoa, pitcher (1990).
18. Gil Heredia, pitcher (1991-92).
19. Steve Reed, pitcher (1992).
20. Gino Minutelli, pitcher (1993).
21. Rick Layana, pitcher (1993).
22. Tony Menendez, pitcher (1994).
23. Kenny Greer, pitcher (1995).
24. Shawn Estes, pitcher (1995).
25. Jay Canizaro, infielder (1996).
26. Armando Rios, outfielder (1998).
27. Joe Nathan, pitcher (1999-2000, 2002-2003).
8. A.J. Pierzynski, catcher (2004).
NOTE: The number was retired on July 23, 2005 in honor of Hall of Famer Gaylord Perry, who pitched for San Francisco from 1962 to 1971.
Here is a list of San Francisco Giants coaches and players who have worn the No. 8 since 1958:
1. Roger McCardell, catcher (1959).
2. Cookie Lavagetto, coach (1964-67).
3. Andy Gilbert, coach (1973-75).
4. Bob Rodgers, coach (1976).
5. Tom Haller, coach (1977-78).
6. Larry Shepard, coach (1979).
7.Vern Benson, coach (1980).
8. Joe Morgan, infielder (1981-82).
9. Joel Youngblood, outfielder (1983-88).
10. Ed Jurak, infielder (1989).
11. Gary Carter, catcher (1990).
12. Kirt Manwaring, catcher (1991-96).
13. Desi Wilson, infielder (1996).
14. Damon Berryhill, catcher (1997).
15. Shawon Dunston, infielder (1998).
16. Calvin Murray, outfielder (1999-2002).
17. Tom Goodwin, outfielder (2002).
18. Yorvit Torrealba, catcher (2003-2005).
19. Yamid Head, catcher (2005).
20. Kevin Frandsen, infielder (2006).
21. Shea Hillenbrand, infielder (2006).
22. Scott McClain, infielder (2007).
23. Eugenio Velez, infielder (2008-2010).
24. Jeff Keppinger, infielder (2011).
25. Hunter Pence, outfielder (2012-present).
Here is a list of San Francisco Giants coaches and players who have worn No. 28 since 1958:
Here is a list of San Francisco Giants players and personnel who have worn No. 1 since 1958:
Here is a list of San Francisco Giants players and personnel who have worn No. 19 since 1958:
Here is a list of San Francisco Giants coaches and players who have worn No. 32 since 1958:
Here is a list of San Francisco Giants players and personnel who have worn No. 48 since 1958:
Sergio Romo wore No. 54 for the San Francisco Giants.
Jake Dunning wore No. 51 with the San Francisco Giants.
Pitcher Manny Aybar wore No. 64 during the 2002 season.
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)..
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.
Jim Clack
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.
Pitcher Manny Aybar wore No. 64 during the 2002 season.
Adam Duvall wore No. 37 when he played with the San Francisco Giants during the 2014 season.
Hector Sanchez wore No. 29 when he played for the San Francisco Giants from 2011 to 2015.