German Otto

← Proto-Germanic *audaz (derived)

← Old High German ōt (mention)

← Old High German Ottokar (mention)

← Old High German Otmar (mention)

→ English Otto (borrowed)

→ Danish Otto (borrowed)

→ German Ottonormalverbraucher (affix)

→ German Ottomotor (compound)

→ Estonian Otto (borrowed)

→ Finnish Otto (borrowed)

→ Faroese Otto (derived)

→ Hungarian Ottó (mention)

→ Japanese オットー (borrowed)

→ Norwegian Otto (borrowed)

→ Portuguese Oto (borrowed)

→ Swedish Otto (borrowed)