Ottokar Lorenz
[arz] اوتوكار لورنز
[de] Ottokar Lorenz (Historiker, 1832)
[eo] Ottokar Lorenz
[es] Ottokar Lorenz
[hu] Ottokar Lorenz
[hy] Օտտոկար Լորենց
[it] Ottokar Lorenz
[pl] Ottokar Lorenz
[sv] Ottokar Lorenz