meaning Anne Snow in Czech, or at least Slavic

Anja/Anna/Anya? easy. Variations of Anna

Snehov - northern Czech placename per https://cs.wikipedia.org/wiki/Sn%C4%9Bhov, in Liberecký Kraj

Sněhov
populated place
50°39' N 15°12' E
E M U G
Czech Republic
50.9 miles NE of Praha 50°5' N 14°28' E
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http://data.jewishgen.org/wconnect/wc.dll?jg~jgsys~gazetteer


Snezhka (Sněžka or Śnieżka) - Post-period name of a mountain - https://en.wikipedia.org/wiki/Sn%C4%9B%C5%BEka

In Wickenden 3nd edition:
  • Snezhko (m) -- Snezhko, servant. 1464. [Tup 365]
  • Wickenden doesn't have Snegov, although it appears as a modern surname on-line and in my Dictionary of Russian Personal Names

Sreznevsky -