From The Collaborative International Dictionary of English v.0.48 [gcide]:
Dane \Dane\, n. [LL. Dani: cf. AS. Dene.]
A native, or a naturalized inhabitant, of Denmark.
[1913 Webster]
Great Dane. (Zool.) See Danish dog, under Danish.
Danegeld
From WordNet (r) 3.0 (2006) [wn]:
Dane
n 1: a native or inhabitant of Denmark