Jeffrey Robert Thomson is a former Australian cricketer. Known as "Thommo", he is one of the fastest bowlers in the history of cricket; he bowled a delivery with a speed of 160.6 km/h against the West Indies in Perth in 1975, which was the fastest recorded delivery at the time and the fourth-fastest recorded delivery of all time. He was a part of the Australian squad which finished as runners-up at the 1975 Cricket World Cup.