| Renfroe |
Riedinger |
Rochat |
Rossillon |
| Renn |
Riegel/Riegle |
Rock |
Roswurm |
| Renner |
Rienow |
Rockefeller |
Roth |
| Renshaw |
Riesgo |
Rockelman |
Rothfelder |
| Rensing |
Rife |
Rockhill |
Rouland |
| Replogle |
Rifenbark |
Rockley |
Rouse |
| Repp |
Riffe |
Rockwell |
Roush |
| Resch |
Rigdon |
Rodee |
Rowe |
| Reser |
Riggin |
Rodewald |
Rowhuff |
| Restagno |
Riggle |
Rodgers |
Rowland |
| Rethis |
Riggs |
Rodman |
Rowlands |
| Retschlag |
Rigsby |
Rodriquez |
Rowley |
| Rettiger |
Riley |
Roe |
Royer |
| Reusser |
Rindom |
Roehrman |
Royster |
| Reust |
Rindt |
Roerig |
Rubart |
| Revell |
Rinehart |
Rogan |
Ruble |
| Rever |
Ringer |
Rogers/Rodgers |
Rucker |
| Reves |
Ringler |
Rogler |
Rude |
| Revolinski |
Rinker |
Rohr |
Rudesill |
| Rexroad |
Riondy |
Rohrbaugh |
Ruegg |
| Reyer |
Ripley |
Roles |
Rues |
| Reynolds |
Ripper |
Rolf |
Rufener |
| Rhoades/Rhoads |
Rippert |
Rollins |
Ruggles |
| Rhodes |
Rishel |
Rolston |
Ruggley/Ruggly |
| Rhone |
Risley |
Romary |
Rule |
| Rhudy |
Ristau |
Romer |
Rulon |
| Rice |
Ritchey |
Romero |
Rumage |
| Rich |
Ritchie |
Romig |
Rumford |
| Richard |
Ritter |
Romigh |
Rummel |
| Richards |
Rivard |
Romine |
Rumold |
| Richardson |
Rivers |
Romon |
Rumond |
| Richart |
Rix |
Roniger |
Rumsey |
| Richel |
Rixey |
Rooke |
Rundell |
| Richeson |
Roach |
Rookstool |
Rundle |
| Richey |
Roahen |
Root |
Runion/Runyan/Runyon |
| Richling |
Roark |
Roper |
Rupard |
| Richmond |
Robb |
Ropfogel |
Ruple |
| Richter |
Robbin/Robbins/Robins |
Rorabaugh |
Ruse |
| Rickabaugh |
Robe |
Rork |
Rush |
| Rickbone |
Roberson |
Rosacker |
Rusher |
| Ricker |
Robert |
Rose |
Rusoe |
| Rickerd |
Roberts |
Rosean |
Russell |
| Ricketts |
Robertson |
Rosebraugh |
Rust |
| Rickey |
Robidou |
Rosenbalm |
Rutledge |
| Ricklefs |
Robins |
Rosenboom |
|
| Riddle |
Robinson |
Rosenquist |
|
| Ridenour |
Robl |
Roser |
|
| Rider |
Robledo |
Rosine |
|
| Ridgeway |
Roblez |
Ross |
|
| Ridgway |
Robohn |
Rossetter |