Namesakes
Carl Knowles
(m) 1910-1981 
Olympic Medalists 1936 basketball (gold)
William Standish Knowles
(m) 1917-2012
Nobel Prize Winners 2001 (chemistry)
Durward Knowles
(m) 1917-2018
Olympic Medalists 1956; 1964 sailing (bronze/gold)
Beyoncé Knowles
(f) 1981-
Grammy Award Winners 2010 Single Ladies (Put a Ring on It) (song of the year)
Notable Musicians
Mark Knowles
(m) 1984-
Olympic Medalists 2004; 2008; 2012 field hockey (gold/bronze)