Thiadsvind also known as Theudesinda or Theodelinda (born 677) was a Frisian princess, the daughter of Redbad, King of the Frisians.
In 711 she was married to Grimoald the Younger the eldest son of Pepin of Herstal.
[1]: 794 The marriage was officiated by archbishop or bishop of the Frisians Willibrord.
[2] Her husband had 2 illegitimate sons: Theudoald and Arnold.