- Rolfs
- Geske Born: 1730, Died: November 6, 1805
- Romancion
- Anthony H. Born: May 27, 1914, Died: January 9, 1995
- Dennis Born: March 18, 1946, Died: November 15, 2006
- Dorothy E. Born: February 11, 1924, Died: October 1978
- Salvatore Born: 1891, Died: August 21, 1928
- Romanelli
- Teresa Born: December 9, 1897, Died: July 23, 1926
- Romano
- Romans
- Beatrice Born: August 1, 1923, Died: October 31, 1996
- Romeo
- Ronald
- Roodijnk
- Rook
- Rooks
- Rooney
- Rosales
- Roscetti
- Rose
- Rosebosky
- Rosella
- Anastasia Born: 1787, Died: October 14, 1841
- Andrea
- Annamaria
- Antonio Born: 1765, Died: December 27, 1835
- Antonio Born: 1791
- Beatrice
- Donato Born: 1759, Died: July 30, 1825
- Francesco Born: 1821, Died: June 30, 1822
- Francesco Born: November 1826, Died: November 21, 1826
- Gioacchino Born: 1782, Died: March 24, 1842
- Giovanna Born: 1799
- Giovanni
- Giuseppe Born: 1773, Died: October 23, 1833
- Luca
- Maddalena Born: 1807, Died: January 25, 1811
- Rita Born: 1801
- Teresa Born: 1791
- Rosenbaum
- Rosetti
- Rosolia
- Ross
- Rosselli
- Rossi
- Roth
- Rothauser
- Rothermal
- Rothhaus
- Roup
- Annie Born: about 1865
- Ben Born: about 1863
- Cathairn Born: about 1827
- E. Born: about 1860
- Jacob Born: about 1809
- Susana Born: about 1862, Died: 1945
- Wm. Born: about 1860
- Roush
- Elizabeth Born: December 18, 1758, Died: August 19, 1832
- Rowley
- Mehitable Born: January 11, 1660, Died: October 9, 1726
- Moses Born: 1627, Died: March 8, 1705
- Ruark
- Rubies
- Rubino
- Ruby
- Rudnick
- Rudolph
- Ruehrup
- Ruffini
- Ruffolo
- Ruge
- Ruggerio
- Agastino
- Agastino Born: 1873
- Agostino Born: 1877
- Calogero Born: 1831
- Calogero Born: 1840
- Calogero Born: July 2, 1878
- Ferdinando Born: 1791, Died: November 22, 1823
- Ferdinando Born: July 27, 1842
- Giustina Born: December 18, 1845
- Luigi Born: January 11, 1814
- Maria Born: November 30, 1862
- Maria Born: January 17, 1871
- Maria Luigia Born: September 1, 1855
- Mariangela Born: January 8, 1844
- Maurizio Born: 1763, Died: July 31, 1833
- Michele Born: 1817
- Pietro Born: November 18, 1848
- Pietro Born: November 5, 1857
- Rosa Born: February 3, 1851
- Rosa Born: June 11, 1880, Died: January 2, 1944
- Serafina Born: January 6, 1883
- Rugh
- Rummans
- Rummo
- Alfonso Maria Born: October 30, 1853
- Anna Maria Born: 1798
- Apollonia Born: March 9, 1817, Died: September 20, 1841
- Cristina Maria Born: October 12, 1813
- Demetrio Giacomo Maria Born: May 9, 1837
- Domenico Luigi Maria Born: March 4, 1810
- Eufemia Maria Born: May 1, 1841
- Gennaro Born: 1777
- Giacomo Born: 1778
- Giacomo Born: March 4, 1850
- Giuseppa Maria Born: November 17, 1817, Died: September 18, 1818
- Lorenzo Maria Born: December 15, 1809
- Luigia Maria Born: August 18, 1844
- Marco Nicola Born: April 25, 1800
- Maria Born: August 5, 1839, Died: February 15, 1843
- Maria Elizabetta Born: June 3, 1847
- Maria Silvana Born: 1794
- Rump
- Runge
- Runyon
- Rupe
- Rupert
- Charles M. Born: 1908, Died: 1909
- Curtis Born: 1875, Died: 1960
- Elizabeth Born: 1902, Died: 1965
- Fredrick Born: 1866, Died: 1950
- Heinrich
- Henry Born: 1871, Died: 1952
- Johann
- Jonathan Born: 1842, Died: 1929
- Julia Ann Born: 1791, Died: 1851
- Lee Roy Born: February 14, 1897, Died: October 9, 1973
- Marion Born: April 7, 1864, Died: August 27, 1908
- Taylor Born: 1873, Died: 1948
- Wesley Born: 1839, Died: May 14, 1909
- Rupp
- Ruppel
- Rusch
- Rush
- Rusnak
- Russell
- Russo
- Rutherford
- Ruvio
- Ryabik
- Ryan