March 18 (Eastern Orthodox liturgics) - Wikipedia, the free ...
https://en.wikipedia.org/wiki/March_18_(Eastern_Orthodox_liturgics)
307); Saint Tetricus, Bishop of Langres in Gaul (572); Saint Frediano (Frigidanus, Frigdianus), an Irish prince and hermit, and Bishop of Lucca (588); Saint ...
Fridianus - Wikipedia, the free encyclopedia
https://en.wikipedia.org/wiki/Fridianus
Saint Fridianus (Italian: San Frediano, also Frigidanus, Frigidian, Frigianu), was ... is venerated as a Christian saint of the 6th century and as a bishop of Lucca.