No he didn't he was only child.
Infertility challenges Beowulf because it threatens the continuation of his lineage and his legacy. Without heirs to carry on his name and reputation, Beowulf's achievements may be forgotten, and his kingdom left vulnerable to potential threats from rival clans or enemies.
Heirs, Hairs, Hares
There two heirs left.
There are no devils in Beowulf, Grendel and his mother are trolls.
Beowulf chases one giant, Grendel, into chains.
3
Beowulf is a pagan story transcribed by a christian APEX :)
Beowulf takes 14 thanes with him to assist in the fight against Grendel.
Beowulf stayed with Breca for seven nights during their swimming competition.
Beowulf assembles a group of fourteen men to accompany him on his journey to fight Grendel.
It takes Beowulf and his men five days to reach Hrothgar.
I dont believe so many vikings didn't have last names.