Anthony Russell Vasquez (born September 19, 1986) is an American former professional baseball pitcher.

[citation needed] The Seattle Mariners selected Vasquez in the 18th round of the 2009 MLB draft.

He spent the 2010 season playing for three Mariners affiliates, the Single-A Clinton LumberKings, the High-A High Desert Mavericks, and the Double-A West Tenn Diamond Jaxx, recording a cumulative 11–9 record and 2.46 ERA in 28 games for the clubs.

[1][2] Vasquez spent the 2012 season in Triple-A with the Tacoma Rainiers, pitching to a 6.53 ERA and 6–5 record.

He split the 2013 season between the Double-A Jackson Generals and Clinton, accumulating a 2–6 record and 4.08 ERA in 15 appearances.

[8] Vasquez made 27 starts split between the Double–A Erie SeaWolves and Triple–A Toledo Mud Hens, registering a cumulative 12–10 record and 3.83 ERA with 104 strikeouts in 164+2⁄3 innings pitched.

After the 2019 season, he played for Tomateros de Culiacán of the Mexican Pacific League(LVMP).

He made 10 starts for Guadalajara in 2021, registering a 5–1 record and 4.39 ERA with 24 strikeouts across 53+1⁄3 innings of work.

In November 2012, Vasquez underwent surgery to repair a cerebral arteriovenous malformation after a blood vessel in his brain ruptured.