Compound of Germanic 'adel' (noble) and Slavic 'mir' (peace/world), common in Brazil and South Slavic regions.
Ademir is a name with a fascinating dual geography: it flourishes in both the South Slavic countries of the former Yugoslavia — particularly Bosnia and Herzegovina, Croatia, and Serbia — and in Brazil, where it arrived with waves of Croatian and other South Slavic immigrants in the late 19th and early 20th centuries. Its Slavic roots combine elements found across the broad Slavic naming tradition: likely *adel-* (noble, of elevated character, from the same Germanic root that entered Slavic via contact with German-speaking neighbors) and *-mir* (peace, world, community) — a pairing that produces something like 'noble peace' or 'distinguished among the people.' The *-mir* suffix appears in dozens of Slavic names, from Vladimir to Kazimir to Radomir, each carrying the same vision of harmony as a masculine ideal.
In Brazil, Ademir became genuinely popular in the mid-20th century and is now borne by several generations of Brazilian men, where it sits comfortably alongside other names with South Slavic and Italian immigrant roots. The Brazilian footballer Ademir de Menezes — top scorer of the 1950 FIFA World Cup, held in Brazil — is perhaps the name's most celebrated historical bearer, his feats on the pitch giving the name an association with athletic brilliance that endures in Brazilian football culture. In contemporary usage, Ademir is experienced differently on either side of the Atlantic.
In the Balkans it retains its Slavic identity clearly; in Brazil it has been fully naturalized, its origins absorbed into a country defined by such absorptions. Both communities produce men named Ademir entirely unaware of the other's parallel tradition — a small example of how names migrate, take root, and grow new meanings far from their etymological source.