Lorcáin mac LachtnaHistorical Irish king / From Wikipedia, the free encyclopedia Lorcáin mac Lachtna also known as Lorcán Locha Deirgdheirc (Lorcán of Lough Derg) or as Lorcán na long (Lorcán of the ships)[1] (died 942) was King of the Dál gCais.
Lorcáin mac Lachtna also known as Lorcán Locha Deirgdheirc (Lorcán of Lough Derg) or as Lorcán na long (Lorcán of the ships)[1] (died 942) was King of the Dál gCais.