Houser may refer to:

• Adrian Houser (born 1993), American baseball player
• Allan Houser (1914–1994), American artist
• Barry L. Houser (born 1977), American conductor
• Brad Houser (born 1960), American musician
• Bud Houser (1901–1994), American field athlete
• Dan Houser, English video game producer
• Esther Houser, American social worker from Oklahoma
• Frederick W. Houser, American judge, father of Frederick F. Houser
• Frederick F. Houser (1905–1989), American politician from California
• George Houser (1916–2015), civil rights activist
• Harold Houser (1897–1981), American admiral and Governor of American Samoa
• Hubert Houser (born 1942), American politician from Iowa
• Jerry Houser (born 1952), American actor
• John Russell Houser (1955–2015), perpetrator of the 2015 Lafayette shooting
• John Sherrill Houser (1935–2018), American sculptor and painter
• John Wesley Houser, Jr. (born 1935), American football player
• Kevin Houser (born 1977), American football player
• Michael Houser (1962–2002), American musician
• Norm Houser (1915–1996), American racecar driver
• Randy Houser (born 1975), country music singer-songwriter
• Sam Houser (born 1971), English computer game producer and developer
• Thane Houser (1891–1967), American racecar driver
• Walter Houser Brattain (1902–1987), co-inventor of the transistor
• William D. Houser (1921–2012), American Navy officer and telecommunications executive

• Houser Boon, a character in the movie Cars

• Mad Housers, a charitable corporation

• All pages with titles containing Houser