Its Adam gilchrist (Australia)He hits 100 sixes in his test career. It is the world record.......
21-Jun-2010: Shahid Afridi has now hit the most sixes in ODIs, going past Jayasuriya. He now has 279 Sixes and Sanath Jayasuria has 270 Sixes.
Adam Gilchrist of Australia holds the record of hitting 100 sixes in Test Cricket.
ross taylor has the record of hitting the most sixes
Pakistani player Shahid khan Afridi known as "BOOM BOOM" Afridi has hit the most sixes in international cricket.