Exactly as it says on the tin.
I'll start off with a list of Alternate Governors of California, with a 1962 POD.
Governors of California, 1959-2019
32. Edmund G. "Pat" Brown (Democratic): January 5, 1959 - January 2, 1963
33. Richard M. Nixon (Republican): January 2, 1963 - January 6, 1969 (1)
34. Robert H. Finch (Republican): January 6, 1969 - January 6, 1975
35. Edmund G. "Jerry" Brown (Democratic): January 6, 1975 - January 3, 1983
36. Thomas J. "Tom" Bradley (Democratic): January 3, 1983 - January 1, 1991 (2)
37. Dianne G. Feinstein (Democratic): January 1, 1991 - November 10, 1992 (3)
38. Leo T. McCarthy (Democratic): November 10, 1992 - January 2, 1995
39. Peter B. "Pete" Wilson (Republican): January 2, 1995 - January 4, 1999
40. Joseph G. "Gray" Davis (Democratic): January 4, 1999 - November 17, 2003 (4)
41. Arnold A. Schwarzenegger (Republican): November 17, 2003 - January 3, 2011
42. Edmund G. "Jerry" Brown (Democratic): January 3, 2011 - January 7, 2019
(1) Resigned upon being elected President of the United States in 1968.
(2) First African-American Governor of California.
(3) First Jewish & First Woman Elected Governor of California.
(4) Recalled as Governor.