Wren is a crater on Mercury. It has a diameter of . Its name was adopted by the International Astronomical Union (IAU) in 1979. Wren is named for English architect Christopher Wren. The crater was first imaged by Mariner 10 in 1974.
Wren is one of 110 peak ring basins on Mercury.Chapman, C. R., Baker, D. M. H., Barnouin, O. S., Fassett, C. I., Marchie, S., Merline, W. J., Ostrach, L. R., Prockter, L. M., and Strom, R. G., 2018. Impact Cratering of Mercury. In Mercury: The View After MESSENGER edited by Sean C. Solomon, Larry R. Nittler, and Brian J. Anderson. Cambridge Planetary Science. Chapter 9.
Geddes crater and Antoniadi Dorsum are to the east of Wren.
References