"Coleson" is a surname that follows English spelling rules. It can be transcribed phonetically as /ˈkoʊlsən/. The "c" is pronounced as the "k" sound, followed by the long "o" sound (represented by the "o" letter), and then the "l" sound. The "e" is silent, and the "s" is pronounced as a regular "s" sound. The final "on" is pronounced as a weak "ən" sound. Overall, the spelling and pronunciation of "Coleson" are straightforward and easy to understand.