- Oldak
- Oliveck
- Oliver
- Olsdatter
- Oortjes
- Oost
- Opdycke
- Ordinez
- Ordynans
- Orenstein
- Orloff
- Orlovitz
- Anna (b. about 1891, d. 1960)
- Ormiston
- Ortolani
- Orton
- Osborn
- Osina
- [Eliahu's first wife]
- Avram Zvi (d. 1906)
- Chana
- Chaya
- Ela Fejbus (b. 1844, d. 1918)
- Eliahu (b. 1844, d. 1918)
- Gittel (b. 1887, d. about 1965)
- Grace (b. 1887, d. about 1965)
- Hyman (b. 1917, d. 1992)
- Jack H. (b. 1917, d. 1992)
- Leah (b. about 1865, d. about 1942)
- Lejbus Chaimowicz (b. 1802)
- Mendel (b. estimated 1870, d. about 1943)
- Pearl
- Rachel (b. about 1891)
- Rebecca (b. 1890, d. 1976)
- Regina (b. 1890, d. 1976)
- Rejza (b. 1808)
- Roisa (b. about 1878, d. 1955)
- Rose (b. about 1878, d. 1955)
- Toyvia (b. 1897)
- Wolf (b. 1897)
- Yudel (b. about 1883, d. 1965)
- Zelda (b. 1856, d. 1899)
- Osinga
- Ostrom
- Ostroy
- Ostrum
- Ottes
- Otto
- Outlaw
- Overton
- Ovies
- Owen
- Owens
- Owings
- Ozinga
- Øksland
- Pabodie
- Packard
- Pacy
- Paffhausen
- Pain
- Paine
- Painton
- Pale
- Pallino
- Palmer
- Panec
- Panesh
- Sylvia (b. estimated 1914, d. 1994)
- Panton
- Ellen (b. about 1605, d. 1670)
- Pardue
- Park
- Parke
- Parker
- Parlin
- Parness
- Parret
- Parrish
- Parsons
- Parver
- Pascual
- Passmore
- Pate
- Patras
- Patrick
- Patten
- Patterson
- Paulson
- Pawner
- Payne
- Paynton
- Payson
- Mary (b. 1665, d. 1708)
- Susanna (b. 1655, d. (3 FEB 1737/8))
- Peabody
- Pearlman
- Pearson
- Peasley
- Peay
- Peddicord
- Pedersen
- Pehrsson
- Pennells,
- Penniman
- Perez
- Perkins
- Anne (d. 1623)
- Bathsna (b. 1605)
- Beatrice (b. 1570)
- Elizabeth (b. 1571)
- Elizabeth (b. 1643, d. after 1715)
- Frances (b. 1583, d. 1637)
- George (b. about 1538, d. 1586)
- Harington (b. 1615, d. 1619)
- Joan (b. 1571)
- John (b. 1608)
- John (b. 1655, d. 1712)
- Katherine (b. 1648, d. 1714)
- Marie (b. 1650)
- Mary (b. 1652)
- Rebecca (b. 1614, d. 1657)
- Rebecka (b. 1662, d. 1750)
- Ruth (b. 1617)
- Sarah (b. (2 MAR 1655/6), d. 1745)
- Sarah (b. 1612)
- Sarah (b. 1617, d. 1688)
- Thomas (b. 1576, d. 1637)
- Timothy (b. 1658, d. 1728)
- Tobijah (b. 1646, d. 1723)
- Toby (b. 1609, d. before 1657)
- William (b. 1578, d. 1657)
- William, (Reverend) (b. 1607, d. 1682)
- William (b. 1639, d. 1639)
- William (b. 1641, d. 1695)
- Perkol
- Perlak
- Perley
- Perlman
- Perry
- Perski
- Pesses
- Peterfreund
- Peterniova
- Peterson
- Petrover
- Pettingell
- Peverel
- Peverell
- Pfost
- Pharr
- Phelps
- Philippes
- Philips
- Phillips
- Pick
- Pickard
- Pickering
- Pickman
- Pickmann
- Pienkny
- Pierre
- Pieters
- Pijtters
- Pike
- Pildish
- Pinkoszewicz
- Pinsker
- Pitchon
- Plafker
- Plantagenet
- Plantagenet II
- Plashaletzky
- Platt
- Platts
- Plavin
- Plump
- Plumridge
- Poage
- Podsiadlik
- Pohl
- Pohlemann
- Pokorny
- Polaner
- Polansky
- Pollan
- Poltun
- Polyakov
- Pomeranz
- Pool
- Poore
- Pope
- Popp
- Popple
- Porat
- Porter
- Porterfield
- Portman
- Portney
- Portnoy
- Post