Catholic Encyclopedia: St. Philomena
Skeptical article on St. Philomena, whose supposed relics were discovered at the beginning of the nineteenth century.
Catholic Online: St. Philomena
Pious hagiography. Illustrated.
Philomena
Also called Philumena or Philomene. Illustrated profile, with links.
Philomena (Philumena)
Notes on a "popular problem saint" whose cultus was suppressed in 1961.
Universal Living Rosary Association: Saint Philome
Quite a lot of information on St. Philomena, from a believers' perspective. The goals of the association are to promote devotion to the Immaculate Heart of Mary, and to honor St. Philomena.