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Dictionary of Medieval Names
from European Sources

Arno m. Old High German, Old Saxon arn, Old Norse ǫrn 'eagle'.

The name of a 9th C German saint.

Austria
Latin
798 Arnoni (dat) UrkStyria 1
Germany
Latin
802 Arnone (abl) FRA-XXXL 8, Arnoni (dat) ibid. 7; 811 Arno (nom) UrkStyria 4, Arnonem (acc) ibid. 4; 819 Arno (nom) ibid. 5, Arnonem (acc) ibid. 5
Iceland
Middle Icelandic
1495 Arna (gen) DipIs-7 307
Sweden
Old Swedish
1409 Arne (nom) SDHK no. 17250
Cite as: A. Brown, S.L. Uckelman. "Arno". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2020, no. 1. http://dmnes.org/2020/1/name/Arno.