Miscellaneous
- Brody - Brody Brigade
- Courtney - Snake Charmers
- Daniel Pierce - Deceivers (submitted by MiSToCLes)
- David Conrad - Conradicals (submitted by MiSToCLes)
- Edsedo - Finger lickin' good, Mashers
- Hank - Hankians
- Nicholas/Miko - Shades
- River Dog - Dog Pound
- Sean DeLuca - Delinquents
- Bob & Genie - Death Traps
- Doesn't belong anywhere - Castaways (submitted by MiSToCLes)
- Roswell in general - Roswellians (submitted by Marilyn)
- AARL - Afro American Roswell Lovers
- AWACS - At Work and Can't Stay Off the (FanForum)Boards
- CHADS - Obsessed with potholes and consistency issues on Roswell
- JRAs - Jewish Roswell Addicts
- ORBS - Older Roswell Believers
- RACS - Roswell Addicted College Students
- RAGE - Roswellians Against Glorified Extras (Tess) (submitted by Amy)
- RPC - Roswell Players Club (Guys Only)
- SCWAH - Sarcastic Candy Girls Who Adore Hank (submitted by Amy)
- TRUE - Teenage Roswellians United Eternally
Additional Nicknames
- Agent Steven's agents - Feebee goons
- The Alien-human hybrids - Pod Squad('ers), Czechoslovakians
- Doug Shellow - Shallow, Mr. Shallow, Shellow, Dogboy
- Liz and Maria - Frick and Frack
- Max and Michael - Heckle and Jeckle