Where does “Duane” come from?

Duane (English) comes from Dutch douane, from French douane, from Middle French doane, from Medieval Latin doana, from Andalusian Arabic duwān, from Arabic دِيوَان, from Persian دیوان, from Middle Persian dywʾn' — tablet; cylinder seal, sealed tablet.

Ancestry of “Duane”, step by step

Duane traces back through two separate lines of ancestry.

via Dutch douane

StepLanguageWordMeaning
1Dutchdouanecustoms; customs officer
2Frenchdouanecustoms; customs office
3Middle Frenchdoane
4Medieval LatindoanaA customs duty
5Andalusian Arabicduwān
6Arabicدِيوَانadministrative office; register
7Persianدیوانdivan; bureau; court, tribunal
8Middle Persiandywʾn'archive; collected writings
9Middle Persiandiβi-vān
10Middle Persiandipi-vān-relating to documents
11Old Persiandipi-vahanamdocument house
12Old Persian𐎮𐎡𐎱𐎡inscription; document
13Elamite𒁾inscription, writing
14Akkadian𒁾tablet; document; letter
15Sumerian𒁾tablet; cylinder seal, sealed tablet

via Irish Dubhán

StepLanguageWordMeaning
1IrishDubhán
2Old Irishdubánhook
3Primitive Irishᚇᚑᚃᚐᚌᚅᚔ
4Proto-Celticdubusblack
5Proto-Indo-Europeandʰewbʰ-deep
6Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Sumerian 𒁾Every word from Akkadian 𒁾Every word from Elamite 𒁾