From the Old English "Osbeorn", composed of the elements "os" (god) and "beorn" (bear). It was a popular personal name in medieval England and gave rise to surnames including Osborn, Osborne, Osborn(e)y, Bosworth, Bozward, Bossward, Bowyer, and Boozer.
A variant of the Old English personal name "Osbryht", composed of the elements "os" (god) and "bryht" (bright). This name also gave rise to the surnames Osborn, Osborne, Osborn(e)y, Bosworth, Bozward, Bossward, Bowyer, and Boozer.
A patronymic surname derived from the aforementioned personal names. It means "son of Osborn".
The Osborn surname is first recorded in England in the 12th century. It is still a common surname in England, the United States, and Canada today.