| Alberto Arias | |
| Position: | Pitcher |
| Birth Date: | 14 October 1983 |
| Birth Place: | Santo Domingo, Dominican Republic |
| Bats: | Right |
| Throws: | Right |
| Debutleague: | MLB |
| Debutdate: | May 1 |
| Debutyear: | 2007 |
| Debutteam: | Colorado Rockies |
| Finalleague: | MLB |
| Finaldate: | August 23 |
| Finalyear: | 2009 |
| Finalteam: | Houston Astros |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 4–2 |
| Stat2label: | Earned run average |
| Stat2value: | 3.74 |
| Stat3label: | Strikeouts |
| Stat3value: | 55 |
| Teams: |
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Alberto A. Arias (born October 14, 1983) is a Dominican former professional baseball pitcher.
In, Arias played in Minor League Baseball with the Tulsa Drillers. Arias made his MLB debut with the Colorado Rockies in and made 6 relief appearances, going 1–0 with a 4.91 ERA. On July 31, 2008, the Houston Astros claimed him off waivers from the Rockies and assigned him to Triple-A Round Rock.
In 2009, Arias took a big step forward in his career, setting career-best marks in games played (42), innings pitched (45.2), WHIP (1.489) and ERA (3.35).
Arias missed the 2010 and 2011 seasons due to injury. On October 24, 2011, he re-signed a minor league contract with the Astros.