Germanic and Scandinavian form of Oscar, from Old English meaning 'divine spear' or 'deer friend.'
Oskar is the Scandinavian, German, and Central European form of Oscar, a name whose origins are genuinely contested between two ancient traditions. One derivation traces it to the Old Norse Ásgeirr, meaning "god spear," combining ás (the Aesir gods) and geirr (spear). Another, perhaps equally compelling, tracks it to Old Irish Oscar, meaning "deer lover" or possibly "champion warrior" — it was the name of a legendary Fenian warrior in Irish mythology, grandson of the poet Fionn mac Cumhaill.
The name moved across cultures through the influence of James Macpherson's hugely popular "Ossian" poems in the 1760s, which sparked a Romantic-era craze for Celtic-sounding names across Europe. Napoleon Bonaparte was so taken with Macpherson's Ossian that he named his godson Oscar — who became Oscar I of Sweden, establishing the name firmly in Scandinavian royal tradition. That Nordic royal lineage made Oskar a natural choice across Germany and Scandinavia, where the k spelling became standard.
The name is perhaps most dramatically carried in literature by Oskar Matzerath, the unsettling child narrator of Günter Grass's "The Tin Drum" (1959), who decides at age three to stop growing — a figure so vivid he permanently colored the name with a certain wild, unpredictable intelligence. Oskar Schindler, the German industrialist who saved over a thousand Jewish lives during the Holocaust and was immortalized in Thomas Keneally's novel and Spielberg's film, gave the name a different weight entirely — moral complexity, unlikely heroism. Today the Oskar spelling feels more European, more literary, and slightly more distinctive than the Oscar variant, beloved by parents who want the classic name with an unmistakable Continental edge.