| Ralph Miller | |
| Position: | Outfielder |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | February 29, 1896 |
| Birth Place: | Fort Wayne, Indiana |
| Death Place: | Fort Wayne, Indiana |
| Debutleague: | MLB |
| Debutdate: | April 14 |
| Debutyear: | 1920 |
| Debutteam: | Philadelphia Phillies |
| Finalleague: | MLB |
| Finaldate: | September 30 |
| Finalyear: | 1924 |
| Finalteam: | Washington Senators |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .248 |
| Stat2label: | Home runss |
| Stat2value: | 3 |
| Stat3label: | Runs batted in |
| Stat3value: | 54 |
| Teams: | |
Ralph Joseph Miller (February 29, 1896 – March 18, 1939) was a Major League Baseball player who played infielder from –. He would play for the Philadelphia Phillies and Washington Senators.
In 163 games over 3 seasons, Miller posted a .248 batting average with 48 runs, 3 home runs and 54 RBI. In the 1924 World Series, he hit .182 (2-for-11) with 2 RBI.