The 1954–55 Ashes series consisted of five cricket Test matches, the Australian team under Ian William Geddes Johnson, was an Australian cricketer who played 45 Test matches as a slow off-break bowler, between which time period of years?
1954–55 Ashes series:  The Australian team under Ian Johnson was confident of victory, but despite losing the First Test by an innings England won the series 3–1 and retained the Ashes. Ian Johnson (cricketer): Ian William Geddes Johnson (8 December 1917 – 9 October 1998) was an Australian cricketer who played 45 Test matches as a slow off-break bowler between 1946 and 1956.
1946 and 1956