March 31 1999 was a Wednesday.
December 31 1999 was a Friday.
31 March 1969 was a Monday.
March 31 1973 was a Saturday.
March 31, 1949 was a Thursday.
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.
March 31, 1938 fell on a Thursday.
March 31, 2009 fell on a Tuesday.
March 31, 1985 fell on a Sunday.