| Grainne, daughter of the High King Cormac Mac | | | | managed to evade him several times with the |
| Airt was believed to me the most beautiful, | | | | help of the some members of the Fianna and |
| desirable and worthiest of women in all of Ireland. | | | | Diarmuid's foster father Aengus Og. Diarmuid |
| Her father gave her hand in marriage to Ireland's | | | | eaten up with remorse refused for a long time to |
| greatest warrior Fionn Mac Cumhaill, however at | | | | sleep with Grainne, spurning her to tease him |
| their betrothal feast Grainne became distressed | | | | terribly, once exclaiming that the water splashing |
| that Fionn was older than her father and fell in | | | | on her legs was more adventurous than him. |
| love with one of Fionn's men named Diarmuid | | | | Eventually, Aengus Og negotiated peace with |
| (who had a love spot on his forehead that made | | | | Fionn and the pursued lovers settled in County |
| him irresistible to all women). | | | | Sligo and had five children. Fionn married Grainne's |
| Grainne laced all the wine with a sleeping potion | | | | sister but was still very bitter over the betrayal |
| which was served to all the guests and | | | | of Diarmuid and Grainne. Fionn organised a boar |
| encouraged Diarmuid to run away with her. | | | | hunt near Ben Bulben where Diarmuid was |
| Diarmuid, out of loyalty to his leader at first | | | | mortally wounded by a wild boar, Fionn had the |
| refused but Grainne wasn't taking no for an | | | | power to save him by letting him drink water |
| answer, she threatened Diarmuid with a geis (a | | | | from his hands but he let the water slip through |
| curse), he relented and they fled. Fionn | | | | them and Diarmuid died. |
| immediately went in pursuit of them, they | | | | |