Crossword clues for Sports Illustrated's 1999 "Sportsman of the Century":ALISports Illustrated's 1999 "Sportsman of the Century"ALISportsman of the Century, per Sports Illustrated in 1999ALISports Illustrated named him Sportsman of the Century in 1999MUHAMMADALISports Illustrated named him "Sportsman of the Century" in 1999