RE2

RE2 may refer to:

• RE2 (software), a regular expression software library
• Resident Evil 2, a 1998 survival horror video game
• Resident Evil 2 (2019 video game), a 2019 remake of the 1998 video game
• Resident Evil: Apocalypse, a 2004 horror film, second in the film franchise
• Boulder Valley School District (or district Re2), in Boulder, Colorado
• Texas Recreational Road 2 (or RE2), Texas RE2 in Val Verde County
• Rhein-Haard-Express (RE 2), German train service