| Surname | Individuals |
|---|---|
|
Oad
|
1 |
|
Öbin
|
1 |
|
Odem
|
3 |
|
Odra
|
1 |
|
Oeselg
|
2 |
|
Oherd
|
3 |
|
Oidram
|
1 |
|
Oidsalu
|
1 |
|
Õige
|
3 |
|
Oilain
|
6 |
|
Oilan
|
2 |
|
Oill
Oill Ojala |
23 1 24 |
|
Oillain
|
1 |
|
Oillan
|
10 |
|
Õispuu
|
10 |
|
Öören Oitre
|
1 |
|
Õitspuu
|
3 |
|
Oja
|
14 |
|
Ojabstein
|
23 |
|
Ojaksu
Ojaksu Ojasson |
1 4 5 |
|
Ojaküla
|
1 |
|
Oill Ojala
Ojala |
1 1 2 |
|
Ojamaa
|
1 |
|
Ojangu
|
3 |
|
Ojanurm
Piisang Ojanurm |
9 1 10 |
|
Ojasaar
|
1 |
|
Ojasild
|
5 |
|
Ojaksu Ojasson
|
4 |
|
Ojaste
|
2 |
|
Ojasuu
|
50 |
|
Oks
Oomann Oks |
5 1 6 |
|
Oksanen
|
2 |
|
Oldekop
|
2 |
|
Olesk
|
1 |
|
Olev
|
3 |
|
Oll
|
5 |
|
Ollain
|
11 |
|
Olm
|
4 |
|
Olspert
|
1 |
|
Olts
|
21 |
|
Oltsperd
|
2 |
|
Oltspert
|
1 |
|
Omal
|
9 |
|
Omann
|
14 |
|
Omera
|
4 |
|
Ommaloja
|
6 |
|
Onemar
|
18 |
|
Õnnis
|
5 |
|
Onton
|
5 |
|
Oolmann
|
2 |
|
Oolo
|
1 |
|
Oomann Oks
|
1 |
|
Ööpik
|
1 |
|
Öören
Öören Oitre |
3 1 4 |
|
Öpitk
|
5 |
|
Opp
|
3 |
|
Oppi
|
1 |
|
Oraste
|
2 |
|
Orgo
|
1 |
|
Orro
|
6 |
|
Osa
|
1 |
|
Oss
|
3 |
|
Ossip
|
1 |
|
Ossis
|
1 |
|
Ostra
|
2 |
|
Ots
|
32 |
|
Otsma
|
2 |
|
Otson
|
8 |
|
Otti
|
8 |
|
Ottisaar
|
3 |
|
Otz
|
6 |
|
Õun
|
2 |
|
Õunmaa
|
6 |
|
Oviir
|
3 |
|
Ozols
|
2 |