Namesakes
Canadian Prime Ministers:
1 prime minister
Lester B. Pearson 1963-1968 
Fictional Characters from Television:
1 character
Randy Pearson 1998 That '70s Show
Hall-of-Famers:
1 football
(football) Drew Pearson 2021
Nobel Prize Winners:
1 peace
(peace) Lester B. Pearson 1957
Notable Filmmakers:
1 screenwriter
Keir Pearson 1966-
Olympic Medalists:
1 bronze, 1 gold/silver, 1 silver/gold
(bronze) Michelle Pearson 1984 swimming - 200 m medley
(gold/silver) Todd Pearson 2000; 2004 swimming - 4x100 m freestyle relay; swimming - 4x200 m freestyle relay
(silver/gold) Sally Pearson 2008; 2012 100 m hurdles