Multiple choice general knowledge What is Tom's full name? Thomas Mapother Cruise IV Thomas jackson Cruise thomas cruise mapother IV thomas cruise mapother VI Reveal answer Fill a bubble to check yourself C Correct answer Explanation Tom Cruise's full birth name is Thomas Cruise Mapother IV. He was named after his father, Thomas Mapother III. The 'Mapother' is the family surname, and 'IV' indicates he is the fourth generation with the name Thomas in his family line.