March 31st 1946 was a Sunday.
December 31, 1946 fell on a Tuesday.
Tuesday
Thursday
31 March 1969 was a Monday.
March 31 1973 was a Saturday.
March 31, 1949 was a Thursday.
March 31 1999 was a Wednesday.
March 31 2010 was a Wednesday
March 31, 1971 fell on a Wednesday.
March 31, 1984 fell on a Saturday.
March 31, 1934 fell on a Saturday.
March 31, 2007 fell on a Saturday.