A whip in the United States House of Representatives is a member of the party leadership who comes second in line after the party's floor leader, which in the house is the House Majority Leader or the House Minority Leader.

The Majority Whip is an elected member of the majority party who assists the Speaker of the House and the Majority Leader to coordinate ideas on and garner support for proposed legislation. This position, unlike Speaker of the House, is not mandated by the Constitution. Instead, it emerged near the beginning of the 20th century.

The Minority Whip is a member of the minority party who assists the Minority Leader in coordinating the party caucus in its responses to legislation and other matters.

The House Majority Whip of the 110th Congress is Rep. James E. Clyburn (D., South Carolina)

The House Minority Whip of the 110th Congress is Rep. Roy Blunt (R., Missouri)

List of party whips, 1897–present

(Names in Bold indicate Majority)