The name Mren is a derivative of Mrena.
See also the related category eyes.
Mrena is not frequently used as a baby girl name. It is ranked outside of the top 1000.
Baby names that sound like Mrena include Marinna, Marnja, Marnya, Mehrnaz (English), Merna (English), Meroona, Mirines, Moraima, Morning (English), Muirna (English), Murna, Myrnah, Mairina, Mariena, Marienka (Czech), Marinka (Russian), Marnea, Marnia, Marnisha, and Marrina.
† approx English pronunciation for Mrena: M as in "me (M.IY)" ; R as in "race (R.EY.S)" ; EY as in "ate (EY.T)" ; N as in "knee (N.IY)" ; AH as in "mud (M.AH.D)"