Justinn as a Baby Name. Meaning and Origin of Justinn

What is the meaning of the name Justinn ?

The baby name Justinn is a Male name , 2 syllables long and is pronounced /ˈdʒʌstɪn/ (JUS-tin).

Justinn is Latin in Origin.

Rooted in Latin, Justinn is a modern respelling of Justin, ultimately from Iustinus, derived from iustus, ‘just, upright.’ The name began as a Roman cognomen and gained prominence through early Christian figures such as Justin Martyr in the 2nd century, keeping it active in ecclesiastical calendars. It appears in medieval Europe and in Byzantine history via emperors Justin I and II. English use strengthened via French Justin, with a broad revival and steady popularity in the late 20th century.

The double-n spelling offers distinction while keeping identical pronunciation to Justin. Related forms include Justen, Juston, and Justyn; international variants range from French Justin to Polish Justyn, Lithuanian Justinas, Italian Giustino, and Spanish/Portuguese Justino, with feminine counterparts Justine, Justina, and Justyna. Nicknames like Jus and Justy are common. The enduring core meaning evokes fairness, rectitude, and a balanced, principled nature.

⚙ Justinn is a rare name. Across 15 countries, we found 29 recorded uses of it.