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Dictionary of Medieval Names
from European Sources

Frost m. Old English forst, frost 'frost', used as a given name.

England
Middle English
1420 Frost EEW p. 53
Cite as: J. Uckelman, S.L. Uckelman. "Frost". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2019, no. 1. http://dmnes.org/2019/1/name/Frost.