The spelling of the word "McCannon" can be confusing due to the unusual combination of letters. However, with the help of IPA phonetics, we can break down the pronunciation of this word. The "M" is pronounced as /m/, the "c" as /k/, the "a" as /æ/, the double "n" as /n/, and the "o" is pronounced as /ɑ/. The second "n" is also pronounced as /n/, and the word ends with an "on" sound, pronounced as /ɑn/. So, the IPA transcription of "McCannon" is /məˈkænən/.