| Meaning | empty, vain |
| Origin | Latin, Roman |
| Gender | Boy |
| Popularity | Moderate |
| Length | 7 |
| Syllables | 3 |
| Syllabification | Kas-si-us |
Bold and distinctive, Kassius stands apart from conventional naming trends while maintaining a sense of historical gravitas. This name commands attention without requiring any explanation or pronunciation guide. Consider how this choice reflects strength and individuality—qualities that will serve your son throughout his lifetime. The double 's' creates visual impact on paper, ensuring his name won't be overlooked on class rosters or professional documents. Kassius offers the perfect balance: recognizable enough to avoid constant corrections, yet unique enough to ensure he'll likely be the only one in his peer group. The nickname Kass provides a softer alternative for childhood years. This name doesn't follow fleeting trends that might feel dated in a decade; instead, it possesses enduring character that transcends temporal fashion. Parents seeking something memorable without venturing into eccentric territory will find Kassius hits exactly the right note.
| Kass |
| Kas |
| Cash |
| Casey |
| Cashy |
| Kassius Ohno | American professional wrestler |
| Kassius Nelson | British actor |
| Kassius Robertson | Canadian basketball player |
| Kassius Benson | American soccer player |
| Kassius Bradley | American football player |
| Kassius Thomas | British rugby player |
| Kassius Williams | Australian basketball player |
| Kassius Denis | Canadian ice hockey player |
| Kassius Kay | British DJ and music producer |
| Kassius Marc | Canadian actor and model |
| Kassius Lijah Marcil-Green | Son of actress Vanessa Marcil and actor Brian Austin Green |
| Kassius Klynn Reed | Son of musician A.J. Croce |
| Kassius Cruz Slayton | Son of rapper DJ Kay Slay |
| Kassius Bond Johnson | Son of actors Dwayne Johnson and Lauren Hashian |
| Kassius Phifer | Son of actor Mekhi Phifer |
| Kassius Jackson | Son of singer Jermaine Jackson |
| Kassius Dean Gordon | Son of actress and singer Jaime Lynn Spears |
| Kassius Hart | Son of actress Melissa Joan Hart |
| Kassius Bodhi Soleil Reed Somerhalder | Son of actors Ian Somerhalder and Nikki Reed |
| Kassius Lijah | Son of musician Kayden Boche |
| Kassius Black | Character in the novel "The Black Chronicles" by K.L. Donn |
| Kassius Carter | Character in the TV series "90210" |
| Kassius Longinus | Character in the novel "The Iron Queen" by Julie Kagawa |
| Kassius Lockwood | Character in the TV series "Nikita" |
| Kassius Lucentio | Character in the novel "The Secret Wife" by Lynne Graham |
| Kassius Moone | Character in the novel "Jaden Baker" by Courtney Kirchoff |
| Kassius Vega | Character in the novel "The Omega Prophecy" by J.R. Cooper |
| Kassius Dare | Character in the novel "Dirty Rowdy Thing" by Christina Lauren |
| Kassius Amadis | Character in the novel "The Cruel Prince" by Holly Black |
| Kassius Kane | Character in the novel "My Viking Vampire" by Krystal Shannan |
| Kassius Blackwood | Character in the novel "Wicked Abyss" by Kresley Cole |
| Kassius Frost | Character in the novel "Frostfire" by Amanda Hocking |
| Kassius Pride | Character in the TV series "NCIS - New Orleans" |
| Kassius Quayne | Character in the novel "Feathermore" by Lucy Swing |
| Kassius Blackheart | Character in the novel "Kissed by a Dark Prince" by Felicity Heaton |
| Kassius Raines | Character in the novel "Love Overdue" by Pamela Morsi |