Most sixes in an innings By South Africa vs Greece in Tests+ODIs+T20Is
Most sixes in an innings
Records includes the following current or recent matches:
England vs Australia at Melbourne, England tour of Australia Only Test, Jan 2-4, 1879 [Test # 3]
Australia vs England at Melbourne, England tour of Australia 2nd Test, Mar 31-Apr 4, 1877 [Test # 2]
Australia vs England at Melbourne, England tour of Australia 1st Test, Mar 15-19, 1877 [Test # 1]