The following is an alphabetical list of political families in the United States whose last name begins with R.

The Raines

The Ramos and Vilellas

Additionally, the Ramos family of Manatí includes: NOTE: Jeanette Ramos Buonomo's father, Ernesto Ramos Antoninni, was also a political figure in Puerto Rico.

The Ramsays

The Randalls

The Randolphs

See Randolph family of Virginia

The Randolphs of New Jersey

The Rankins

The Raskins

The Rathbones and Harrises

The Ratliffs

The Rawlings

The Rays

The Reagans

The Reames and Tongues

The Reams

The Reeds

The Reeds of Pennsylvania

The Reeds of Pennsylvania (II)

The Reeds and Joys

The Reeveses

The Reeveses and Robinsons of Louisiana

The Reids

The Reids and Mills

The Reids of Illinois

The Reids and Settles

NOTE: Thomas Settle was also first cousin by marriage of U.S. Representatives John Kerr and Bartlett Yancey.

The Remmels

The Rendells

The Revercombs

The Reyburns

The Reynolds

The Reynolds of Wisconsin

The Rhodes

The Rices

The Riches

The Richards

The Richardsons

The Riegles

The Rileys

The Ringles

The Ripleys

The Ritchies

The Ritchies of Maryland

The Ritters and Evans

The Rives

The Rivers

The Roanes

The Robbs

The Roberts

The Roberts of Oregon

The Robertsons

The Robertsons of Louisiana and Virginia

The Robertsons of Virginia

The Robertsons and Eastaughs

The Robinsons

The Robsions

The Rockefellers and Aldriches

See Rockefeller-Aldrich family political line

The Rockwells

The Rodgers

The Rodmans

The Rodneys

NOTE: John M. Richardson was also brother-in-law of Delaware State Representative Harry V. Lyons.

The Roemers

The Rogers of Florida

The Rogers of New York and Pennsylvania

The Rogers of Massachusetts

The Rollins

The Rolphs

The Romers

The Romneys

See Pratt family and Romney family.

The Rooneys

The Roosevelts

See Roosevelt family political line.

The Rosecrans and Tooles

The Ross

The Ross of Pennsylvania

The Ross of Wyoming

The Ross, Hewins, and Snyders

NOTE: William Wallace Ross was also great-grandson-in-law of Massachusetts State Senator Simon Frye.

The Ross and McCaugheys

The Roths

The Roths of Wisconsin

The Roudebushes

The Rounds

The Royalls

The Roybals

The Ruffins

NOTE: Charles R. Thomas was also son of U.S. Representative Charles R. Thomas.

The Runnels of Texas

The Runnels of New Mexico

The Runners

The Ruppersbergers

The Rushes

The Rusks of Wisconsin

The Russells of Georgia

The Russells of Massachusetts

The Russells of Pennsylvania

The Russells and Nelsons

The Rutledges

NOTE: Edward Rutledge was also brother-in-law of U.S. Representative Henry Middleton.

The Ryans

Priscilla Ryan was the daughter of Charles Clagett Marbury (1898–1991), Maryland House of Delegates, Maryland State Senator, Judge Maryland Court of Appeals.