| Walter Brown | |
| Position: | Pitcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | April 23, 1915 |
| Birth Place: | Jamestown, New York |
| Death Place: | Westfield, New York |
| Debutleague: | MLB |
| Debutdate: | May 16 |
| Debutyear: | 1947 |
| Debutteam: | St. Louis Browns |
| Finalleague: | MLB |
| Finaldate: | September 24 |
| Finalyear: | 1947 |
| Finalteam: | St. Louis Browns |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 1-0 |
| Stat3label: | Strikeouts |
| Stat3value: | 10 |
| Stat2label: | Earned run average |
| Stat2value: | 4.89 |
| Teams: | |
Walter Irving Brown (April 23, 1915 – February 3, 1991) was a professional baseball pitcher. He played part of the 1947 season in Major League Baseball for the St. Louis Browns. His minor league baseball career spanned 18 seasons, from 1936 until 1953.