Calvin Lawrence Booth (born May 7, 1976 in Reynoldsburg, Ohio) is an American professional basketball player in the NBA currently with the Sacramento Kings.

Calvin Booth attended Penn State University after a stellar high school career. As a junior, he was named the Big Ten Defensive Player of the Year. As a senior, he was a second team All-Big Ten Conference pick. He earned his Bachelor of Arts at Penn State in 1998.

Booth was drafted by the Wizards in the second round (35th overall) of the 1999 NBA Draft. He has played for the Wizards, the Dallas Mavericks, the Seattle SuperSonics and the Milwaukee Bucks throughout his NBA career, averaging 4.1 points, 3.3 rebounds and 1.2 blocks per game. During the 2006–07 NBA season, he played for the Washington Wizards again, providing play from off the bench and starting occasionally. On September 10, 2007 Booth signed as a free agent with the Philadelphia 76ers.