Adam Craig Gilchrist AM (Order of Australia) (born 14 November 1971), nicknamed Gilly or Church, is an Australian international cricketer who currently captains Middlesex (Middlesex CCC). He is an attacking left-handed batsman and record-breaking wicket-keeper, who redefined the role for the Australian national team through his aggressive batting. He is considered to be one of the greatest wicket-keeper-batsmen in the history of the game. He holds the world record for the most dismissals by a wicket keeper in One Day International cricket and the most by an Australian in Test cricket. His strike rate is amongst the highest in the history of both One-day and Test cricket and he currently holds the record for the second fastest century (Century (cricket)) in Test cricket. He is the only player to have hit 100 sixes (Boundary (cricket)#Scoring Runs) in Test cricket. His 17 Test and 16 ODI centuries (Century (cricket)) are the most by a wicket-keeper. He holds the unique record of scoring at least 50 runs in successive World Cup finals (in 1999, 2003 and 2007) and is one of only three players to have won three titles.

Gilchrist is renowned for walking (List of cricket terms#W) when he considers himself to be out (Dismissal (cricket)), sometimes contrary to the decision of the umpire (Umpire (cricket)). He made his first-class (First-class cricket) debut in 1992, his first One-Day International appearance in 1996 in India and his Test debut in 1999. During his career, he played for Australia in 96 Test matches and over 270 One-day internationals. He was Australia (Australian cricket team)s vice-captain in both forms of the game, captaining (Australian national cricket captains) the team when regular captains Steve Waugh and Ricky Ponting were unavailable. He retired from international cricket in March 2008, however he continues to play cricket for the Deccan Chargers in the Indian Premier League Twenty20 competition, replacing VVS Laxman as captain in 2009. He led Deccan to the 2009 title (2009 Indian Premier League).