Dem? As in, the opposite of Republican?
Famous people named Demi:
Actress Demi Moore; singer Demi Lovato; author Demi (real name: Charlotte Dumaresq Hunt); Miss Universe 2017 Demi-Leigh Nel-Peters
Thanks to Demi Moore, the name appeared on the U.S. popularity charts and held a spot in the top 1000 throughout the entire ‘90s.