Title: Boundary (cricket)
Content:  The record for most sixes in a Test match innings is 12, which was achieved by Pakistani all-rounder Wasim Akram during an innings of 257 not out against Zimbabwe in October 1996 at Sheikhupura. The One Day International record for most sixes hit in an innings is held by Eoin Morgan, who hit 17 sixes against Afghanistan at Old Trafford on 18 June 2019 in his innings of 148 off 71 balls. Brendon McCullum currently holds the record for most sixes in a Test career with 107. Shahid Afridi holds the record for most sixes in an ODI career (351 in 398 matches, 369 innings, on his retirement). The record for the most sixes in a Test match is 27, which occurred during a 2006 Test match between Pakistan and India 
Title: Boundary (cricket)
Content: 1)  On 31 August 1968, Sobers became the first man to hit six sixes off a single six-ball over in first-class cricket. The over was bowled by Malcolm Nash in Nottinghamshire's first innings against Glamorgan at St Helen's in Swansea. Nash was a seam bowler but decided to try his arm at spin bowling. This achievement was caught on film. ; 2) On 10 January 1985, Bombay's Shastri equalled Sobers' record of hitting six sixes in an over in first-class cricket, off the bowling of Baroda's Tilak Raj, at the  Wankhede. ; 3) On 23 July 2017, Worcestershire's Whiteley hit six sixes off six legal deliveries plus one wide to take the 
Title: Boundary (cricket)
Content:  World Cup, Singh became the first batsman to hit six sixes in an over in a T20 International, in an over bowled by Stuart Broad. ; 9) On 3 March 2021, West Indian captain Pollard hit six sixes in an over off the bowling of Akila Dananjaya in the first T20I between Sri Lanka and the West Indies at the Coolidge Cricket Ground. ; 10) On 9 September 2021, Malhotra of the United States hit six sixes in one over, off the bowling of Papua New Guinea's Gaudi Toka in Muscat, becoming the second cricketer to achieve this in ODIs. He became the first USA batsman to make an ODI century. 
Title: Boundary (cricket)
Content:  Cricket and Athletic Club at the Army Ground in Panagoda, Army Sports Club's captain Perera hit six sixes in one over off the bowling of Dilhan Cooray. This was only the second instance in a List A match, and first in a domestic match. ; 7) On 16 March 2007, in a match between South Africa and the Netherlands in Basseterre at the 2007 Cricket World Cup, Gibbs became the first person to hit six sixes off an over in a One Day International match. The over was bowled by Dutch leg-spinner Daan van Bunge. ; 8) On 19 September 2007, during a match between England and India in the inaugural 
Title: Brendon McCullum
Content:  consecutive test, but was dismissed in both innings by Mitchell Marsh, making Marsh the second person since Jason Gillespie to dismiss him on both innings of 2 test matches. On 20 February 2016, in his final test in his adopted home of Christchurch, McCullum became the only member left from the last Trans-Tasman Test in Christchurch in the pre-earthquake AMI Stadium. The third day of the test was the 5th anniversary of the 2011 Christchurch earthquake. He hit his 102nd career six to surpass Adam Gilchrist as the most prolific six-hitter in test cricket. He went on to score a century off 54 balls, beating the joint record by West Indian Viv Richard and Pakistani Misbah-ul-Haq's record for the fastest test 
Title: AB de Villiers
Content:  9 fours and 1 six, while his teammates all fell for under 50. But in the second innings he made only 3 off 7. In the third Test, after centuries from Ashwell Prince and Jacques Kallis, De Villiers was the third centurion of the innings with a score of 163 off 196 balls with 12 fours and 7 sixes. This knock also tied the record for most sixes in an over as De Villiers, off the bowling of McDonald, hit four consecutive sixes. In the following 5-game ODI series, De Villiers played consistently, although starting badly in the first game, scoring 
Title: Garfield Sobers
Content:  On 31 August 1968, Sobers became the first batsman ever to hit six sixes in a single over of six consecutive balls in first-class cricket. Sobers hit the first four balls cleanly out of the ground but was caught on his fifth attempt by Roger Davis on the boundary at long-off. However, while doing so, Davis fell on his back and landed on the line. Umpire Eddie Phillipson ruled that Davis had carried the ball over the boundary and signalled six. Sobers then smashed the next ball - the sixth ball of the over - clean over the East Terrace of the St. Helen's 
Title: Andrew Flintoff
Content: Flintoff is the third highest English wicket-taker in one-day international cricket with 168 wickets, and the 13th highest in Test cricket, with 219 wickets. These figures include wickets taken for the ICC World XI. ; He is also the ninth highest English run-scorer in one-day internationals, with a total of 2,975. ; Flintoff was Lancashire's winner of the NBC Denis Compton Award in 1997. ; Flintoff holds the record for the most sixes scored for England in test cricket, beating Ian Botham's record of 67 with a six off India's Piyush Chawla in Mohali on 11 March 2006. ; Flintoff is only the seventh player to have batted on all five days of a Test match, achieving this feat at Mohali, in the same match in which he broke the sixes record. ; He is one of only ten players to be on both the batting and bowling honours boards at Lord's. 
Title: West Indian cricket team in Australia in 1960–61
Content:  O'Neill scored the only century for Australia, an innings full of character, in the first Test. Simpson made two centuries as well as six scores of 70 or over in eight appearances against the touring team, though neither century was in a Test. He made a major contribution to Australia's final victory by hitting 75 and 92. Grout had a fine series behind the stumps, assisting in 23 dismissals. Davidson took 33 wickets with his accurate left-arm quick bowling, more than any other bowler on either side, even though he missed the fourth Test because of injury. His batting was also important in the first Test, when he did the "match double" of 100 or more runs and 10 or more wickets. Benaud captured 23 wickets and played a vital innings in the first Test, but his captaincy made an even bigger impact.
Title: Ravi Shastri
Content:  and twice as long in the nineties. Yet he hit six sixes, three of which came after he completed his hundred. The huge six off left arm fast bowler Bruce Reid – a cross batted heave that went over longon – was particularly memorable. Six sixes in an innings was an Indian record at the time. But he was outshone by Dilip Vengsarkar who scored 164* in the same innings. They added a record 298* for the sixth wicket. In early 1987, he presented a 15-minute coaching series which went by the name 'That's Cricket'. This was aired on the national channel Doordarshan on Sunday mornings. 

Question: who hit 6 sixes in an over in test cricket?
Answer: Ravi Shastri.
Garfield Sobers.