Final answer:
Woodrow Wilson-U.S., George Clemenceau-France, David Lloyd George-Britain, and Vittorio Orlando-Italy represented their respective countries in the Paris Peace Conference after World War I.
Step-by-step explanation:
The leaders who represented their respective countries in the Paris Peace Conference after World War I were:
- Woodrow Wilson - U.S.
- George Clemenceau - France
- David Lloyd George - Britain
- Vittorio Orlando - Italy