Namesakes
American First Ladies:
1 first lady
Julia Tyler (a.k.a. Gardiner) 1844-1845 
Hall-of-Famers:
2 ice hockey
(ice hockey) Charlie Gardiner 1945
(ice hockey) Herb Gardiner 1958
Most Valuable Players:
1 winner
Herb Gardiner 1927 ice hockey
Notable Athletes:
1 ice hockey
(ice hockey) Charlie Gardiner 1904-1934
Olympic Medalists:
1 bronze/gold
(bronze/gold) Steven Gardiner 2016; 2020 4x400 m relay; 400 m
Other Royalty:
1 princess consort
Muna Al Hussein (a.k.a. Gardiner) 1961-1972 Jordan
Shakespearian Characters:
1 character
Stephen Gardiner Henry VIII