Which version is better?with its source form and related boy names. Popular variation forms of Isidorus (OUTSIDE TOP 2000) listed in the Top 2000 are Isador, Isadore, Isidor, Isidore and Isidro (#1929 A YEAR AGO). These forms of Isidorus were favored a century ago (ADOPTION OF 0.1%) and are now much less conventional. (2015 BIRTH STATISTICS)
Similar NamesSuggested similar names are Aiolus, Aldous, Cirrus, Desiderius, Desiderus, Egidius, Eldous, Epicurus, Firus, Florus, Icarus, Idris, Ikarus, Izydor (see Isidore), Jairus, Siorus and Theodorus. Like Isidorus, these names are not frequently used.See names in meaning and etymology.