The Masraige (/masrəɣʲi/) were a semi-legendary Fir Bolg tribe inhabiting Magh Slécht in County Cavan, Ireland. They were also called Masragii, Masraide, Masraidhe, Masruidhe, Mascraide, Masree, Macraighe or Mascraidhe. The name can be translated as "Beautiful/Fine-Looking/Handsome Folk", from Old Irish mass "fine, becoming, beautiful, handsome" and raige "pre-Gaelic tribe". Masraige is mentioned in the Life of Dallán Forgaill as his birthplace. The Book of Fenagh mentions them as follows: Page 89 I prophesy thee, without anguish. between the Lake and the Dun. Page 139 Page 145