Greatest
A Spanish and Italian elaboration of the Roman name Maximilianus, which is derived from the Latin Maximus. It historically honors Saint Maximilian of Tebessa and has been associated with European royalty.
Less common today
Maximilliano isn't in the latest US Top 1000. It last peaked at #2,576 in 2011.
US births per 5-year period, 1990–present (SSA data).
Former President of El Salvador
Argentine professional racing cyclist
Argentine professional footballer