Catherine Z. Elgin (born 1948) is a philosopher working in epistemology and the philosophies of art and science.

She holds a Ph.D. from Brandeis University where she studied with Nelson Goodman.

[2] In 2023, she was elected a Fellow of the American Academy of Arts & Sciences.

[3] Elgin's work has considered such questions as "what makes something cognitively valuable?"

[1] In Considered Judgment, Elgin argues for "a reconception that takes reflective equilibrium as the standard of rational acceptability.