I-Saint Jarlath ,  owaziwa nangokuthi u- Iarlaithe mac Loga ( ngekhulu le-6), wayengumpristi wase-Ireland futhi eyisazi esivela eConnacht, ekhunjulwa njengomsunguli weSikole sezindela saseTuam kanye ne- Archdiocese yaseTuam,usanta ongumxhasi.Ayikho impilo yangenkathi ephakathi kaJarlath esekhona, kepha imithombo yempilo yakhe nenkolo yakhe ifaka izinhlu zozalo, ukufel 'ukholo, i-Irish Lives yaseSt Brendan yaseClonfert, kanye ne-biography ehlanganiswe nguJohn Colgan ngekhulu le-17. Izinhlu zozalo lwase-Ireland ziqopha ubukhona bosanta ababili okuthiwa uJarlath: Jarlath indodana kaLugh (Iarlaithe m. Loga ), umsunguli weTuam, noJarlath indodana kaTrian (Iarlaithe m. Trena ), umbhishobhi wase-Armagh. Jarlath ka Tuam kuthiwa ingeyamakhosi Conmhaícne, abusa khona ingxenye enkulu ukuthi ungaba wendawo ye Tuam. Omunye usanta kuthiwa wayengowaseDál Fiatach empumalanga ye- Ulster . Uhlonzwa njengoMbhishobhi wesithathu wase-Armagh, kungemuva kwendlalifa kaPatrick uBenignus kanye no- Annals wase-Ulster no- Innisfallen baqopha ukufa kwakhe ngonyaka ka-481. Ukuphila ezimbili Irish of St Brendan, cishe ngekhulu le-12, Jarlath ibizwa ngokuthi indodana ka-Lug, indodana ka tren, indodana ka Fiacc, indodana ka Mochta, Nokuphila Okokuqala kule Ncwadi laseLismore uyaqhubeka lozalo ngokubiza Mochta indodana kaBresal, kaSiracht, kaFiacha the Fair.