SURNAME

PERIOD

AREA

MEMBER

Oakley

1800 - ?

Essex NY

R-019

Oakley

1820 - 1880

NY, Venango Co PA, Crawford Co IL

H-034

Oaks/Oakes

1840 - 1870

Madison Twp Montgomery Co OH

S-105

Oberer

1660 - Present

GER, Montgomery Co, Miami Co, Darke Co OH

M-035

Oburn

1850 - Present

Shelby Co OH

E-022

O'Connor

1865 - Present

NY, Cuyahoga Co, Delaware Co OH

B-058

Oda

1800 - 1900

Montgomery Co, Miami Co OH

S-033

O'Dell/Odle

1700's - Present

Scioto Co OH

H-105

Odette

1800

Essex Co, ONT CAN to MI

B-056

Odor/Oda/Odo

1817 - 1900

Garrard Co KY

K-005

Ofterhan

1815 - 1872

PRU, Montgomery Co OH

B-058

Ogburn

1652 - 1870

VA, NC, IN, IA

M-051

O'Grady/Ogrady

1800 - Present

IRE, Clark Co, Greene Co, Montgomery Co OH, MA, NY

K-035

Ohl

1801 - 1871

PA

T-026

Ohmer

1820 - Present

Dayton Montgomery Co OH

A-028

Oldfather

1830 - 1850

Montgomery Co OH

D-036

Oldham

1600 - 1900's

Guernsey Co OH

H-105

Olinger

1800 - 2008

Montgomery Co OH

H-097

Olinger

1823

PA, OH

M-056

Oliver

1800 - 2006

VA, KY

H-089

Oliver

1700 - 1900

PA, OH

G-025

Oliver

1817 - 1892

Montgomery Co OH, Wabash Co IN

J-020

Oliver

1781 - 1850

Montgomery Co OH

J-020

Oliver

1815 - 1850

Darke Co OH

R-002

Oliver

About 1750 - 1780

Ann Arundel Co MD

C-056

Oliver

1700

NJ

R-002

Olsen

1881

Sjall DEN

L-040

Omlor/Umlur

1700 - Present

OH, PA, MN, CA, GER

H-016

Orr

1500 - Present

SCT

K-035

Orr

1700 - Present

County Down N Ireland

K-035

Ort

1790 - 1911

Mifflin Co PA, Clark Co OH

F-023

Osborn

1778 - 1941

Cuyahoga Co OH

B-058

Oswalt/Oswald

1847 - 1920

Montgomery Co OH

M-063

Overfelt

1800 - 1875

Franklin Co VA

W-020

Overholser

Any

Any

B-091

Overholser

Bet 1772 - 1972

PA, Greene Co OH

S-095

Owens

Any

OH, IN

W-052

Oyler

1850

Montgomery Co OH

K-019