Ryckman is a surname from Old German with a meaning related to "power"; English versions of the surname include Rickman and Rick. "Ryckman" is also a Dutch surname arising as a nickname for a rijc man (rich man).
Among the notable people who share this surname are (organized by birth century):
17th Century
Albert Janse Ryckman (1642–1737), American businessman and politician
19th Century
Edmond Baird Ryckman (1866–1934), Canadian politician
Samuel Shobal Ryckman (1849–1929), Canadian businessman and politician
20th Century
Billy Ryckman (b.1955), former professional American football player
Larry Ryckman (b.1959), Canadian-American entertainment, technology and sports entrepreneur
Mark Ryckman (b.1970), American civil-servant
Mary Ryckman, American civil-servant
Ron Ryckman (b. 1947), American politician
Ron Ryckman, Jr., American politician
