Henry Villar (born May 24, 1987) is a Dominican right-handed former Major League Baseball (MLB) pitcher.

Villar began his professional career in 2006 with the Dominican Summer Astros, going 1–1 with a 2.16 ERA in 13 games (seven starts). He spent 2007 with the DSL Astros as well, going 4–4 with a 2.45 ERA in 13 starts. In 2008, he pitched for the Greeneville Astros, going 3–6 with a 4.41 ERA in 13 starts. With the Lexington Legends in 2009, he was used primarily as a relief pitcher, going 3–4 with a 2.60 ERA in 43 games (three starts).Baseball Reference Minors

Villar made his major league debut with the Astros on September 10, 2010. He made eight appearances for the Astros in 2010, all as a relief pitcher.

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