Tuxedo Knux, also spelled Tuxedo Knucks, is a character that appears in the Sonic the Hedgehog comic series and its spin-offs published by Archie Comics. He was the alternate counterpart to Knuckles the Echidna from the Luna Zone.
After Ivanna Robotina escaped their zone and briefly attacked Mobius Prime, Tuxedo Knux pursued her along with Sally Moon and Chibi Rose. Following a brief scuffle he rendered Robotina unconscious using one of his roses, and returned her to his native zone with the others, just after sharing a romantic moment with Sally Moon.
- Tuxedo Knux is a parody of Tuxedo Mask, a character from the anime and manga series Sailor Moon. In that series, Tuxedo Mask was an ally, enemy and love interest of the main character, Sailor Moon, reflecting Tuxedo Knux's affection for Sally Moon.