Here are some interesting and surprising facts about Valentine's Day...
~ There are two Orthodox saints with the name Valentine (Valentius). The martyr in the icon (left) is from Bulgaria.
~ Both martyrs lived in the 3rd Century Roman Empire and were victims of pagan persecution.
~ February 14 is Roman Catholic feastday. Irconically, in 1969 St. Valentine was removed from the revised calendar.
~ Historical accounts have no association of either Valentine with romance. Chaucer's 'Parliament of Foules' was the first.
~ The commericalization of Valentine's day was started in the 19th Century by printers and card retailers.
Here is some additional information about these martyrs of the Church.
OCA Biography: St. Valentine of Bulgaria (April 24) ~ St. Valentine, Bishop of Interamna (July 30)
Homily: Rehabilitating the Memory of St. Valentine (a good summary)