- Ra
- Raab
- Raabe
- Raaen
- Raak
- Raasch
- Raatz
- Raba
- Rabanus
- Rabe
- Rabie
- Rabine
- Rabins
- Rablin
- Rabuse
- Racette
- Rachac
- Racine
- Rackow
- Rada
- Radanke
- Radatz
- Raddatz
- Radebach
- Rademacher
- Rader
- Radford
- Radke
- Radman
- Radmann
- Radoc
- Radomski
- Radtke
- Radue
- Radulovic
- Radziszewski
- Radziwill
- Raeburn
- Raehsler
- Raeker
- Raether
- Raffe
- Rafferty
- Rafftery
- Rafter
- Rageth
- Raghavachari
- Ragis
- Rahkola
- Rahn
- Rahne
- Raiche
- Rainelli
- Rainer
- Raines
- Rainford
- Rainville
- Raiolo
- Raiter
- Raje
- Raker
- Rakotz
- Rakow
- Raleigh
- Ralston
- Ramacier
- Ramaley
- Ramalingam
- Ramberg
- Ramczyk
- Ramer
- Ramgren
- Ramirez
- Ramisch
- Ramm
- Rammer
- Ramnanan
- Ramnarine
- Ramos
- Ramphal
- Rampi
- Ramsay
- Ramsdell
- Ramsell
- Ramstad
- Ramthun
- Rana
- Ranallo
- Rand
- Randall
- Randazzo
- Randol
- Randolph
- Raney
- Ranfranz
- Rangel
- Ranger
- Rangitfch
- Ranheim
- Ranieri
- Rank
- Rankin
- Rannestad
- Ranum
- Rao
- Rappath
- Rardin
- Raschio
- Raschke
- Rask
- Rasmussen
- Rasmusson
- Rassel
- Rassett
- Rastetter
- Ratajack
- Ratasky
- Ratcliff
- Ratcliffe
- Rathbun
- Rathburn
- Rathman
- Raths
- Ratliff
- Ratnayake
- Rattazzi
- Ratte
- Ratz
- Ratzlaff
- Rau
- Rauch
- Rauchwarter
- Rauen
- Rausch
- Rautenberg
- Raverty
- Raway
- Rawlings
- Rawlinson
- Rawson
- Ray
- Rayburn
- Rayman
- Raymond
- Raza
- Rea
- Read
- Reader
- Reagan
- Reaney
- Reardon
- Reasoner
- Reber
- Reberg
- Rebholz
- Rech
- Rechtiene
- Reck
- Reddick
- Redding
- Reddy
- Redeker
- Reding
- Rediske
- Redlund
- Redmann
- Redmer
- Redmond
- Redpath
- Reeck
- Reed
- Reede
- Reeder
- Reedy
- Reese
- Reeve
- Reeves
- Regal
- Regan
- Regenold
- Register
- Regnier
- Rehbein
- Rehberger
- Rehder
- Rehm
- Rehn
- Rehr
- Rehwaldt
- Reich
- Reichel
- Reichenbach
- Reichert
- Reichman
- Reichow
- Reichwald
- Reid
- Reidell
- Reider
- Reierson
- Reif
- Reik
- Reil
- Reiland
- Reiley
- Reilly
- Reiman
- Reimann
- Reimer
- Reimers
- Reimnitz
- Rein
- Reinardy
- Reinart
- Reinarts
- Reinartz
- Reineck
- Reinecke
- Reinerio
- Reiners
- Reinhardt
- Reinhart
- Reinke
- Reinkober
- Reinmuth
- Reis
- Reische
- Reisdorf
- Reisdorfer
- Reiser
- Reisewitz
- Reisner
- Reistad
- Reitan
- Reiter
- Reitmann
- Reitsma
- Reitter
- Reitz
- Reitzel
- Relay
- Reller
- Relling
- Remarke
- Rembish
- Remer
- Remezov
- Remiger
- Remington
- Remley
- Remmel
- Remmers
- Rempel
- Remter
- Remus
- Rendall
- Renfors
- Renick
- Renier
- Renk
- Renn
- Renneberg
- Renneke
- Renner
- Rennerfeldt
- Rennolet
- Renollet
- Rensenbrink
- Rensted
- Renstrom
- Rentas
- Rentz
- Renville
- Renz
- Repinski
- Reppe
- Resch
- Resemius
- Resler
- Ressler
- Restad
- Retter
- Retterath
- Rettler
- Rettner
- Retzlaff
- Reuber
- Reubish
- Reuland
- Reule
- Reuteler
- Reuter
- Reutter
- Revalee
- Revennaugh
- Revering
- Revier
- Rew
- Rewald
- Reyerson
- Reykdal
- Reyna
- Reynen
- Reynolds
- Rezaie
- Rezania
- Rheault
- Rhoades
- Rhoads
- Rhode
- Rhodes
- Rhody
- Rholl
- Riano
- Ribar
- Ribeiro
- Ricci
- Rice
- Rich
- Richard
- Richards
- Richardson
- Richburg
- Richert
- Richie
- Richmond
- Richner
- Richter
- Rick
- Ricke
- Ricker
- Rickey
- Rickstrom
- Rico
- Ricos
- Rider
- Ridge
- Ridgway
- Ridley
- Riebe
- Riebel
- Riechert
- Rieckenberg
- Rieckmann
- Riedel
- Rieder
- Rieffer
- Riege
- Rieger
- Riehle
- Riehm
- Rieken
- Riel
- Riemenschneider
- Riemer
- Riemersma
- Rieper
- Ries
- Riesch
- Rieschl
- Riesgraf
- Riester
- Rieth
- Rietz
- Rife
- Rigwald
- Rihm
- Riley
- Rindal
- Ring
- Ringer
- Ringler
- Ringold
- Ringsak
- Ringstad
- Ringwelski
- Rink
- Rinker
- Riopel
- Rios
- Rioux
- Ripka
- Ripley
- Rippe
- Rippel
- Rischette
- Rising
- Risley
- Ristamaki
- Ristau
- Ristow
- Ritacca
- Ritacco
- Ritchie
- Ritchmond
- Riter
- Ritt
- Ritter
- Rivard
- Rivas
- Rivera
- Rivers
- Rivet
- Rizzardi
- Roach
- Roadfeldt
- Roback
- Robb
- Robbins
- Robeck
- Robelia
- Roberto
- Roberts
- Robertson
- Robichaud
- Robideau
- Robillard
- Robin
- Robinson
- Robohm
- Roby
- Rocco
- Rocha
- Roche
- Rochford
- Rock
- Rocke
- Rockenback
- Rockney
- Rockstroh
- Rockvoy
- Rockymore
- Rod
- Rodahl
- Roddy
- Rode
- Rodeck
- Rodel
- Roden
- Rodenberg
- Rodenz
- Rodewald
- Rodgers
- Rodich
- Rodman
- Rodricks
- Rodriguez
- Rodriquez
- Roe
- Roeder
- Roedler
- Roehl
- Roehm
- Roehrich
- Roelfsema
- Roeller
- Roelofs
- Roemer
- Roemhildt
- Roen
- Roerick
- Roering
- Roeschlein
- Roeske
- Roesler
- Roessler
- Roethler
- Roettger
- Roettgering
- Roffler
- Rogalla
- Rogers
- Rogge
- Roggow
- Rogness
- Rogosheske
- Rogowski
- Rogstad
- Rohde
- Rohland
- Rohlf
- Rohlfing
- Rohlik
- Rohling
- Rohlinger
- Rohr
- Rohrbacher
- Rohrer
- Rohrich
- Rohricht
- Roiger
- Roitenberg
- Rol
- Roland
- Rolbiecki
- Roldan
- Rolfes
- Rolfing
- Rolfs
- Rolland
- Rollefson
- Rolling
- Rollinger
- Rollins
- Rolnitzky
- Roloff
- Rolvaag
- Roman
- Romanchuk
- Romanczuk
- Romani
- Romanko
- Romano
- Romanowski
- Rome
- Romero
- Romey
- Romig
- Rommel
- Romo
- Romoser
- Ronallo
- Ronayne
- Ronchak
- Rondeau
- Roney
- Rongitsch
- Rongstad
- Ronholm
- Ronhovde
- Ronnei
- Ronnenberg
- Ronning
- Ronquillo
- Ronquist
- Ronsberg
- Rood
- Roome
- Rooney
- Root
- Rooze
- Rortvedt
- Rosa
- Rosacker
- Rosalez
- Rosckes
- Rose
- Rosemark
- Rosen
- Rosenau
- Rosenberg
- Rosenblatt
- Rosenbloom
- Rosenbush
- Rosenow
- Rosenquist
- Rosenthal
- Rosenwinkel
- Rosga
- Rosheim
- Rosier
- Roska
- Roskowiak
- Roslansky
- Roslee
- Roslik
- Rosner
- Rosoff
- Ross
- Rossbach
- Rosse
- Rossebo
- Rossell
- Rossetter
- Rossez
- Rossi
- Rossini
- Rossiter
- Rossman
- Rossow
- Rostal
- Roster
- Rosvold
- Roth
- Rothe
- Rothenberger
- Rother
- Rothman
- Rothmund
- Rothstein
- Rotondi
- Rottach
- Rotto
- Rottschaefer
- Roub
- Roubik
- Rought
- Rougvie
- Round
- Rounds
- Roundy
- Roungou
- Rourke
- Rouse
- Roush
- Rousu
- Routh
- Routhe
- Routhermel
- Routier
- Routzahn
- Roux
- Rowan
- Rowcliffe
- Rowe
- Rowell
- Rowen
- Rowenhorst
- Rowland
- Rowles
- Rowley
- Roy
- Roybal
- Roycraft
- Royer
- Rozek
- Rozga
- Roznick
- Rubash
- Rubbelke
- Rubbo
- Rubenstein
- Ruberg
- Ruberto
- Rubey
- Rubi
- Rubin
- Rubsam
- Ruby
- Rucci
- Ruchie
- Rucker
- Ruckman
- Rud
- Ruda
- Rudd
- Ruddick
- Rude
- Rudeen
- Rudek
- Rudie
- Rudin
- Rudisill
- Rudney
- Rudnick
- Rudnik
- Rudolph
- Rudolphi
- Rudquist
- Rudzitis
- Rue
- Rueb
- Rueber
- Ruecker
- Ruedy
- Ruehle
- Ruesch
- Ruether
- Ruettimann
- Rufenacht
- Rufener
- Ruff
- Ruffing
- Ruffner
- Rufledt
- Ruggles
- Ruhberg
- Ruhl
- Ruhland
- Ruhlmann
- Ruiz
- Ruka
- Rukavina
- Ruland
- Rulff
- Rulli
- Rumley
- Rummel
- Rumon
- Rumpca
- Rumpza
- Rumsey
- Runa
- Rundquist
- Runeberg
- Runestad
- Runge
- Runing
- Runkel
- Runkle
- Running
- Runquist
- Runyon
- Runzel
- Ruoff
- Rupert
- Rupp
- Ruppert
- Rurik
- Rusch
- Ruschmeyer
- Rusert
- Rush
- Rushenberg
- Rusinak
- Rusler
- Russ
- Russell
- Russella
- Russo
- Rust
- Rustad
- Rusterholz
- Rusthoven
- Rutford
- Ruthenberg
- Ruther
- Rutks
- Rutman
- Rutske
- Rutt
- Rutten
- Rutz
- Rutzick
- Ruud
- Ruuska
- Ryan
- Rybak
- Rychlicki
- Rydeen
- Rydel
- Ryden
- Rygg
- Rykel
- Rykken
- Ryle
- Rymarchick
- Rymerson
- Ryon
- Rys
- Ryther