How Many of Me

Last Names Starting with O

2,781 surnames found in U.S. Census data starting with O. Sorted by Census rank.

Rank Name Est. Bearers Per 100K Rarity
#24370 Okun 1,176 0.35 Rare
#24466 Ottaviano 1,176 0.35 Rare
#24499 Orsak 1,176 0.35 Rare
#24572 Ouimette 1,142 0.34 Rare
#24608 Ormiston 1,142 0.34 Rare
#24838 Osorto 1,142 0.34 Rare
#24855 Osoria 1,142 0.34 Rare
#24890 Opsahl 1,142 0.34 Rare
#24934 Ory 1,142 0.34 Rare
#24961 Oslund 1,142 0.34 Rare
#25171 Ogando 1,108 0.33 Rare
#25171 Osler 1,108 0.33 Rare
#25226 Okazaki 1,108 0.33 Rare
#25226 Openshaw 1,108 0.33 Rare
#25295 Otteson 1,108 0.33 Rare
#25332 Ohlinger 1,108 0.33 Rare
#25445 Oiler 1,108 0.33 Rare
#25486 Oatis 1,108 0.33 Rare
#25503 Ostertag 1,108 0.33 Rare
#25555 Odette 1,108 0.33 Rare
#25601 Opie 1,108 0.33 Rare
#25640 Oyama 1,108 0.33 Rare
#25659 Ok 1,108 0.33 Rare
#25771 Ostermann 1,075 0.32 Rare
#25793 Oien 1,075 0.32 Rare
#25849 Oder 1,075 0.32 Rare
#25902 Ortmann 1,075 0.32 Rare
#25975 Olivencia 1,075 0.32 Rare
#26025 Ostby 1,075 0.32 Rare
#26042 Osier 1,075 0.32 Rare
#26143 Ornellas 1,075 0.32 Rare
#26212 Ormsbee 1,075 0.32 Rare
#26282 Oldroyd 1,041 0.31 Rare
#26362 Oxner 1,041 0.31 Rare
#26391 Opel 1,041 0.31 Rare
#26695 Ovitt 1,041 0.31 Rare
#26949 Oquin 1,041 0.31 Rare
#27110 Ouellet 1,008 0.30 Rare
#27110 Orsborn 1,008 0.30 Rare
#27204 Ostroff 1,008 0.30 Rare
#27228 Orejel 1,008 0.30 Rare
#27228 Olaya 1,008 0.30 Rare
#27303 Oum 1,008 0.30 Rare
#27452 Oesterle 1,008 0.30 Rare
#27534 Oelke 1,008 0.30 Rare
#27534 Ohrt 1,008 0.30 Rare
#27678 Orrego 974 0.29 Very Rare
#27732 Opfer 974 0.29 Very Rare
#27732 Oka 974 0.29 Very Rare
#27869 Osmani 974 0.29 Very Rare