Sigtrygg II Silkbeard Olafsson, was a Hiberno-Norse king of which location, of the Uí Ímair dynasty?
Sigtrygg Silkbeard: Sigtrygg II Silkbeard Olafsson (also Sihtric, Sitric and Sitrick in Irish texts; or Sigtryg and Sigtryggr in Scandinavian texts) was a Hiberno-Norse king of Dublin (possibly AD 989–994; restored or began 995–1000; restored 1000 and abdicated 1036) of the Uí Ímair dynasty.
i don't know