There were elections in 1999 to the United States House of Representatives:
Elections are listed by date and district.
|-! | colspan=3 | Vacant | | Newt Gingrich (R) had resigned at the end of the previous Congress.
New member elected February 23, 1999.
Republican hold.| nowrap |
|-! | Bob Livingston| | Republican| 1977 | | Incumbent resigned March 1, 1999.
New member elected May 29, 1999.
Republican hold.| nowrap |
|-! | George Brown Jr.| | Democratic| 1972| | Incumbent died July 15, 1999.
New member elected November 16, 1999.
Democratic hold.| nowrap |
|}