Last name Ollom (Ollom 
) , across the world, is a rare cognomen. The cognomen Ollom is characteristic of the United States, where it is a very rare surname, Philippines, where it is an extremely rare surname, and Nigeria. Very seldom, Ollom is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ollom | South Africa, Philippines, United States, India, Nigeria |
| jim ollom American baseball player, US (b. 1945) |
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| óengus ollom Irish sovereign, IE |
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| ollom fódla Irish king, IE |
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Su, Doug, Gary, Lori, Jack, John, Jess, Jean, Judy, Jill, Tara, Troy, Eric, Malia, Merle, Sarah, Shaun, Sonia, Stacy, Annet, Annie, Amber, Dina, Dean, Rick, Robt, Amy, Bob, Kim, Roy, Dee, Lee, Jon, Jim, Tim, Ula, Aaron, Marc, Mark, Matt, Mike, Seth, Adam, Chad, Beth, Klee, Paul, Ross, Mary, and Chris