Gerlind Plonka-Hoch is a German applied mathematician specializing in signal processing and image processing, and known for her work on refinable functions and curvelets. She is a professor at the University of Göttingen, in the Institute for Numerical and Applied Mathematics.
Plonka earned her Ph.D. from the University of Rostock in 1993. Her dissertation, Periodische Lagrange- und Hermite-Spline-Interpolation, concerned polynomial interpolation using Lagrange polynomials and Hermite splines, and was supervised by Manfred Tasche. With Daniel Potts, Gabriele Steidl, and Manfred Tasche, she is the author of the book Numerical Fourier Analysis (Birkhäuser, 2019).