Christine Diane Piatko is a computer scientist known for her heavily cited publications on k-means clustering, high-dynamic-range imaging, computer graphics, and document classification.

Piatko is a 1986 graduate of New York University.^[1] She completed her Ph.D. in 1993 at Cornell University. Her dissertation, Geometric Bicriteria Optimal Path Problems, was supervised by Joseph S. B. Mitchell.^[2] She is an assistant research professor in the computer science department at Johns Hopkins University, and a research computer scientist in the Johns Hopkins Applied Physics Laboratory.^[1]