Dieter Eilts
- Full name: Dieter Eilts
- Date of birth: April 13, 1964
- Place of birth: Upgant-Schott, West Germany
- Nationality: German
- Position: Defensive midfielder / central midfielder
- Club career (notable):
- FC Hansa (youth clubs)
- Arminia Bielefeld (youth/early career)
- SV Werder Bremen (1984–1999) – long-term one-club professional career at top level
- Club appearances and goals (Werder Bremen): Approximately 390+ appearances and around 20 goals in all competitions (league appearances ~390, Bundesliga appearances ~390; exact counts vary by source)
- International career (Germany):
- Germany national team caps: 31
- Germany goals: 0
- Active internationally: mid-1990s (debut 1993)
- Tournaments: Member of Germany squad that won UEFA Euro 1996
- Playing style: Tough-tackling, industrious defensive midfielder known for work rate, positional discipline, and leadership; often described as an unspectacular but highly effective "destroyer" who provided balance in midfield.
- Honours (selected):
- UEFA European Championship: 1996 (with Germany)
- Bundesliga: 1987–88 (Werder Bremen)
- DFB-Pokal: 1990–91, 1993–94 (Werder Bremen)
- UEFA Cup Winners' Cup: 1991–92 (Werder Bremen)
- Post-playing career: Worked as a coach and youth coordinator at Werder Bremen; held roles with German youth national teams and in club coaching structures.
Summary: Dieter Eilts is a retired German defensive midfielder best known for his long career at Werder Bremen and for being part of Germany's Euro 1996–winning squad. He was valued for defensive reliability, stamina, and leadership rather than goal-scoring or flamboyant play.