Who are the most cited economists?
1. Robert Keohane
2. Kenneth Waltz
3. Alexander Wendt
4. Samuel Huntington
5. John Mearsheimer
6. Joseph Nye
7. Robert Jervis
8. Bruce Bueno de Mesquita
9. Bruce Russett
10. Robert Gilpin
When I see a list like this, I realize just how much of an economist I am.
Addendum: This may be further information, and perhaps the poll was restricted to the field of IR.