Foillan of Fosses - Also known as Faillan. Short biography. - http://www.saintpatrickdc.org/ss/1031.htm#foil
Foillan - Short biographical essay, by Karen Rae Keck. - http://www2.evansville.edu/ecoleweb/glossary/foillan.html
St. Foillan - Blood brother of SS. Fursey and Ultan. Irish-born abbot of Cnoberesburg until it was captured by the Mercians, whereupon Foillan fled to Nivelles. He was murdered in 652. Also known as Faelan, Faolan, Foelan, or Foalan. - http://www.newadvent.org/cathen/06123c.htm