Where does “Soderlund” come from?

Soderlund (English) comes from Swedish Söderlund, from Swedish söder, from Old Norse suðr, from Proto-Germanic sunþrą, from Proto-Indo-European sóh₂wl̥ — sun.

Ancestry of “Soderlund”, step by step

Step	Language	Word	Meaning
1	Swedish	Söderlund	—
2	Swedish	söder	south; one of the four major compass points;...
3	Old Norse	suðr	south; southern; southwards
4	Proto-Germanic	sunþrą	south; south, southward
5	Proto-Indo-European	sóh₂wl̥	sun

Every word from Proto-Indo-European sóh₂wl̥ →Every word from Proto-Germanic sunþrą →Every word from Old Norse suðr →