4. Martin Guptill – 76 Sixes:
The right-hand opening batsman from New Zealand is on the list with 76 sixes in his T20I career. He appeared in 61 matches and scored 1806 runs at an average of 34.73 including a best score of 101*. He also has 169 fours to his name. He is one of the few who scored Centuries in all formats of the game.