The journey to find the most substantial Major League Baseball players that wore the number 24 on their uniforms starts by looking at who the Baseball Hall of Fame has in their hallowed halls. Enshrined number ones of professional baseball are:
- Paul Waner
- Early Wynn
- Earl Averill
- Willie Mays
- Lou Brock
- Tony Perez
- Rickey Henderson
- Andre Dawson
- Frank Thomas
- Ken Griffey Jr.
Another telling clue to find the best is to see who has the MLB number 24 retired by their respective teams. This list of retired number 24s includes:
- Tony Pérez had his jersey rtired by the Cincinnati Reds on May 27, 2000
- Willie Mays and his legendary Number 24 was preserved by the San Francisco Giants back on May 12, 1972
- Walter Alston had his Dodgers Uni number 24 set aside on June 5, 1977
- Ken Griffey Jr. was honored when the Seattle Mariners retired the number for the slugger on August 6, 2016
- Jimmy Wynn is remembered by the Houston Astros faithful since June 25, 2005
- Rickey Henderson had his jersey number 24 retired by the Oakland Athletics on August 1, 2009