Dictionary of Medieval Names
from European Sources

Thangmar m. Old Saxon thanc, thank 'thought + Old High German, Old Saxon māri from Proto-Germanic *mērijaz 'famous'.

Czech Republic
Latin
1389 Tammo (nom) LDFPUP1 p. 15
Germany
Latin
822x875 Tangmaro (abl) TradCorb §174, Thangmarus (nom) ibid. §140; 1259 Tangmarus (nom) CDL-1.1.1 XXXI
1256 Tammo (nom) UrkMeck1 no. XLVII
Cite as: S.L. Uckelman. "Thangmar". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2023, no. 1. http://dmnes.org/2023/1/name/Thangmar.