Nicholas "Nick" Dinsmore (born December 17, 1975), also known by his World Wrestling Entertainment (WWE) ring name Eugene, is an American professional wrestler and promoter. He is a former World Tag Team Champion, with William Regal. Under his real name, he is best known for his time in Ohio Valley Wrestling (OVW), as a wrestler and trainer. He is a ten-time OVW Heavyweight Champion and an eleven-time (and first, with Flash Flanagan) OVW Southern Tag Team Champion.
- Canadian Wrestling's Elite 123Approved.ca Open Rules Championship
- Heartland Wrestling Association Heavyweight Championship
- United States Wrestling Association World Tag Team Championship
- Music City Wrestling North American Tag Team Championship
- Ohio Valley Wrestling Heavyweight Championship
- Ohio Valley Wrestling Southern Tag Team Championship
- WWE World Tag Team Championship