5: Svala Sigmarsdóttir -New Name (NP)

Submitter desires a feminine name.
Language/Culture (9th century Norse) most important.

Svala:

https://www.vikinganswerlady.com/ONWomensNames.shtml#s

GB pp. 15; FJ pp. 273; CV pp. 606 s.v. svala

Sigmarsdóttir (Sigmarr's daughter)

https://www.vikinganswerlady.com/ONMensNames.shtml#s

FJ pp. 346, 350 s.nn. Sig-, -márr; CV pp. 418, 443, 526-527 s.v. -már, mærr, sigr; NR s.nn. Sigmarr, Sig-, -marr, Siggi

Patrynomic surname construction plus 'rr' changes to 'rs' per

https://www.vikinganswerlady.com/ONNames.shtml