Nicknames for Sabastian
4 nicknames, sorted by where they actually get used.
Office-safe
Seb
formal
Bash
formal
Bas
formal
Playground-friendly
Bastian
casual
About Sabastian nicknames: Most parents pick Sabastian for the full formal sound. Then they reach for a shorter form at home. The office version and the playground version are usually different — that's the split above.