It was most recently in 2007.
January 19 2007 was a Friday.
January 19, 1940 fell on a Friday.
January 19, 1951 fell on a Friday.
January 19, 1787 fell on a Friday.
January 19, 1883 fell on a Friday.
January 19th, 1979 fell on a Friday. The following year, it fell on a Saturday.
Friday.
January 19th, 1962 was a Friday.
January 1st will next fall on a Friday in 2016.
January 15th 2010 was a Friday; prior to that was 1999.
1986 was the only year in the 1980s that the 31st of January was on a Friday.
51 + 12 + 19 + 1 = 83 - 77 = 6 = Friday ■