- Radmore
- Rajkovich
- Ramirez
- Ramos
- Randleman
- Rasmussen
- Rauzi
- Ray
- Read
- Reece
- Reed
- Reid
- Reimer
- Reindel
- Reitnauer
- Rendon
- Rendulic
- Reuterskiold
- Rexroth
- Rey
- Reyes
- Reynolds
- Ribarich
- Riberal
- Richter
- Rico
- Rigg
- Ring
- Rios
- Risso
- Rivera
- Rizzi
- Roberts
- Robinson
- Robles
- Rocha
- Rodriguez
- Roek
- Rohlf
- Rohner
- Rojas
- Roland
- Roldan
- Rolfes
- Romero
- Rose
- Rosen
- Rosendaul
- Ross
- Rowley
- Rubinger
- Rueda
- Ruhl
- Rule