David Lincoln Rabinowitz (born 1960) is a professor at Yale University researching the Kuiper belt and the outer solar system.

Along with Michael E. Brown and Chadwick A. Trujillo he has discovered trans-Neptunian objects, among them:

• 90377 Sedna - thought to be the first inner Öpik-Oort cloud object.
• 90482 Orcus - possibly the largest Kuiper Belt object after Pluto

On his own he has discovered one other astronomical object:

• 5145 Pholus