The 15th of June 1991 was a Saturday.
June 15, 1991 fell on a Saturday.
Saturday
December 15, 1991 was a Sunday.
15 Jan 1991 was a Tuesday.
August 15, 1991 fell on a Thursday.
15 June 1950 was a Thursday.
15 June 1956 was a Friday.
15 June 1952 was a Sunday.
15 June 1978 was a Thursday.
June 15 1949 was on a Wednesday.
June 15 1940 was a Saturday.
June 15 1979 was a Friday.