O Directory References Discover Who Votes for the Academy Awards? 10 Great Sports Rivalries Do Camels Store Water in Their Humps? The 10 Greatest Basketball Players of All Time 10 Greatest Baseball Players of All Time Pablo Escobar: 8 Interesting Facts About the King of Cocaine Why Are There Only 28 Days in February? Contents O surname prefix Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Ua Learn about this topic in these articles:history of surname prefix Mac In Mac…Tierney (Ua, later shortened to O, means grandson or, more loosely, descendant).Read More
