Evelyn Olavarria - Gerald O'kelley
Jeff Ostrow - Sharon Owens
Hannah Orosco - Lisa Odulio
Marlene Overly - Chidera Okafor
Victoria Osei - Carrie O'day
Fergus O'shea - Victor O'neil
Cyrus Ohnmacht - Ronnell Ott
Jeffrey Ollendorf - Lisa O'keeffe
Janice Oshea - Angela Oelke
Patrick Ohearne - Ihudiya Ogburu
Loque Omawale - Jeremy Orozco
Robin Olarte - Janet Opatkiewicz
Dora Obrien - Abena Owusua
James Oldenberg - Ofra Obejas
Elva Owensby - Bernadette O'flaherty
Terrance O'cheskey - Marlene O'neil
Torrey Owens - Lovett Oliver
Bruce Oertli - Arthur Oehrle
Emil Ondrus - Marjorie Opperman
Thomea Oliver - Oscar Oliu
Sanjacinto Ortiz - Carly Osborn
Niccole O'dell - Marcus Orduna
Josh Ott - Eva Olmos
Wendell Oiler - Bradley Oyster
Ima Oxendine - Virginia Oniel
Oyetunde Oyedokun - Leigh Oatman
Ben Ooi - Bruce Osbo
Sam Oeun - Victor Ordon
Andrea Ogren - Randall Outen
Shalene Olson - Orval Osmundson
Mindy Oberhardt - Omidiran Omisakin
Christine Oehlstrom - David Oroza
Theresa Osej - Jennifer Operin
Ann Ota - Valerie Ord
Lynda Ostlund - Tom Oxholm
Robert Opande - Patrick Orender
Stacey Oscavich - Rubi Ornelas
Randall Oconnor - Johhny Olivarez
Monica Oetker - Steven Oilar
Athina Ornelaz - Rachael Odom
Wendy Ohlfs - Jd O'neal
Greg Olivia - Frances Oflinn
Kiril Ouzounov - Branden Olson
Teresa O'con - Sierra Ohrel
Espiridion Ornelas - Carole Orland
Rose Odoms - Melynda O'reilly
Gwyn Overcash - Susan Odahara
Michael Odierno - Ed Oscar
Lawrie Okurowski - Valdez Orozco
Gregg Oseneek - Muammer Ozgur
Lavan Opher - Lambert Odeh
Walter Osteere - Jack Orum
Janice Ostroski - Tom Ore
Roger Ouelett - Jason Olliges
Helen Ostberg - Casey Olive
Nichole Owen - Eric Ottesen
Laura Olortegui - Fredy Ordonez
Jonathan Oberbeck - Peter Olevnik
Karen Olmos - Logan O'leary
Yetunde Ogunbiyi - Yvonne Ochieng
Elaine Orchard - Joseph Oderberg
Rudy Ornelas - Nikko Odiseos
Nicholas Oberto - Ollette Omedelena
Joyce Odawa - Nidal Owda
Kelsey O'dea - Matthew Oermann
Inyang Okon - James Orschell
Fred Ortloff - Kathrina Ortaliza
Setti Ovadia - Tiffani Orozco
Rochelle Olin - Lemuel Owen
Stanley Opiel - Sigthor Oskarsson
Dorothea Oldham - Derrick Ong
Bradley Orsini - Khalid Obeidallah
Karen Osbrey - Stephanie Oskandy
Trisha O'connor - Margery Osberg
Marykay Oconnor - Nadine Oliveri
Maunicio Osorio - Keith Ouimet
Dane Oatman - Dora Ocegueda
Rob Ord - Ching Olson
Tom Oyama - Nicole Ochran
David Obrock - Lon Orlenko
Ted Offord - Glenn Overy
Ida Oswald - Jose Olivar
Benjamin Overbeck - Raymond Obeng