Guy Jackson (20 September 1921 – 18 June 1972) was a tennis player and businessman from Ireland.

[1] Jackson competed at the Wimbledon Championships on eight occasions, in 1947, 1948, 1949, 1951, 1952, 1953, 1954 and 1960.

[2] In the Davis Cup, Jackson took part in 15 ties, the first in 1948 and last in 1964.

[3] He won nine singles rubbers and four doubles matches for Ireland.

[3] Jackson, an executive with Guinness Brewery, was one of 12 Irish senior businessmen on board British European Airways Flight 548, which crashed near the town of Staines.