Cognomen Ngigi (Ngigi 
) , across the world, is a common surname. The surname Ngigi is habitual in Kenya, where it is quite a common surname, Qatar, where it is quite a rare surname, and United Arab Emirates. Not in comparison with a country's population, it most frequently occurs in Kenya, United Arab Emirates, and the United States. Very seldom, Ngigi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ngigi | Qatar, Saudi Arabia, United Arab Emirates, Kenya, United States |
| anastasiah n ngigi researcher (ORCID 0000-0002-5314-0854) |
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| peter biu ngigi researcher (ORCID 0000-0003-4522-4270) |
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| pauline wangui ngigi Athlete, KE (b. 1984) |
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Mr, John, Joan, Jeff, Judy, Tuni, Edna, Eric, Obed, Maria, Margy, Moses, Mercy, Milly, Sarah, Sammy, Shiku, Simon, Susan, Serah, Steve, Alice, Jane, Allan, Lucy, Ruth, Ms, Sam, Ann, Ben, Ken, Dan, Guy, Lee, Joe, Joy, Tom, Eng, Eva, Ivy, Mary, Mike, Alex, Anne, Ciru, Paul, Rose, Leah, and Chege