1961 was a common year starting on a Sunday.
This means that June 17th was a Saturday
17 August 1961 was a Thursday.
April 17, 1961 fell on a Monday.
October 17, 1961 fell on a Tuesday.
Tuesday
Monday
Friday
June 17 1991 was on a Monday.
June 17 1945 was a Sunday.
June 17 2001 was on a Sunday.
June 17, 1954 was a Thursday.
June 17 2010 was a Thursday.
Father's Day was on June 18th in 1961. Father's Day is always on the third Sunday of June.