This is a list of college baseball players named first team All-Americans in 2012. The NCAA recognizes four different All-America selectors for baseball: the American Baseball Coaches Association (since 1947), Baseball America (since 1981), Collegiate Baseball (since 1991), and the National Collegiate Baseball Writers Association (since 2001).[1]
| ABCA | American Baseball Coaches Association[2] | |
|---|---|---|
| BA | Baseball America[3] | |
| CB | Collegiate Baseball[4] | |
| NCBWA | National Collegiate Baseball Writers Association[5] | |
| Awarded the Golden Spikes Award or Dick Howser Trophy as national Player of the Year | ||
| Player (X) | Denotes the number of times the player had been named an All-American at that point | |
| ♦ | Inducted into the National College Baseball Hall of Fame[6] |