Regan: Baby Name Meaning, Nicknames and Numerology

What does the baby name “Regan” mean?

Regan is an Irish baby name rooted in royalty, thought to mean little king or descendant of the king, with bold Shakespearean history that gives it both literary depth and timeless appeal.

Origin of the baby name Regan

Regan is thought to derive from the Irish name Riagan, believed to contain the Irish element *ri*, meaning king, giving Regan an interpretation of little king, kingly, or descendant of the king. The name was used as an Irish and Welsh surname before moving into use as a given name. Shakespeare famously used Regan as the name of one of King Lear's daughters, cementing its place in English literary tradition and giving it a dramatic, powerful character that has never quite faded.

Baby Regan: The Idealist →

History of the baby name “Regan”

Regan has been part of Irish and Welsh naming traditions for many generations, rooted in the old Gaelic and Celtic respect for kingship and noble lineage. The Shakespearean connection added a layer of literary recognition, giving the name a dramatic gravity that sets it apart. In the late 20th and early 21st centuries, Regan has grown in popularity for both boys and girls in English-speaking countries, appreciated for its strong, crisp sound and genuine historic depth.

Why parents choose the baby name “Regan”

Regan is strong and stylish, with a crispness that works equally well for a boy or a girl. Its Irish heritage and royal meaning give it real substance, and the Shakespearean connection adds a note of cultural depth that parents who love literature find appealing. Parents who love names like Reagan, Logan, and Morgan often find Regan hits the same sweet spot: confident, modern-feeling names with genuine historic roots.

Nicknames for the Baby Name “Regan”

Reg, Regy, Regin, Regkin, Regster, Regerino, Reginator

Nicknames from Around the World for the Baby Name “Regan”

Terms of endearment for a baby name work differently around the world. Some cultures clip the name short, while others add an affectionate ending that can make it longer instead. Here is how the baby name Regan might sound as a nickname in a few other languages and dialects.

Australian:

Rego, Rezza

British:

Regs

German:

Reganchen

Irish:

Regeen

Italian:

Reganetto

Spanish:

Regancito

Variations on the baby name “Regan”

Regan's closest variant is Reagan, the more common American spelling, which gained particular visibility in the late 20th century. Both spellings trace to the same Irish roots and the clan surname O Riagain. Related Irish names with a royal or clan spirit include Brennan, Declan, and Ronan. The name also has visual and rhythmic kinship with Ryan, Keegan, and Teagan, though those names each carry their own separate origins.