Is it William Hoge, Hogue, or HOGG?

Someone please help me!I am a descendant of William Hogg....supposedly, his ggggrandfather was William HOGG who was married to Barbara HUME...So, was his name HOGG or HOGE...does anyone know if the name changed along the way...or am I way off base with this line?Please help..anyone!E-mail me at tshogg@hotmail.com

Thanks in advance!