It could be...
I cannot find any evidence that is a Welsh male name.
Tirion Mortrell is 6'.
Its a boys name. The pronunciation in Welsh clearly makes it a boys name however in English it sounds more feminine.
Tirion Mortrell was born on January 29, 1962, in Cincinnati, Ohio, USA.
Hogyn or Bachgen
It can be either or boy's name or a girl's name - it comes from the Welsh meaning "love". It is more common as a girl's name, but arguably the most famous bearer of the name is a male, the Welsh Rugby player Ceri Sweeney
Tirion Fordring's age has never been stated in any official lore, so it is unclear as to what his age would be.
Enw. That is how you say name in Welsh.
The players, along with the leader of the Argent Crusade, Tirion Fordring. As the Lich King wields the evil runeblade Frostmourne, Tirion wields the redeemed Ashbringer.
It doesn't appear to be a Welsh name and would not have a Welsh version.
Freddy Welsh's birth name is Fred A. Welsh.
Mikey Welsh's birth name is Michael Welsh.