Dr. Tuba and Dr. Mark Fehr, of Westchester, Ill., announce the birth Nov. 1 of their daughter, Lydia Derin Fehr.

Grandparents are Ferihan and Ilhan Sural of Istanbul, Turkey, and Stephanie and Donald Fehr of Rye Brook, N.Y., formerly of Kansas City, Mo. Great-grandparents are Irene Fehr and the late Louis Fehr of Overland Park and the late Sylvia Ruth Eveloff Feldman of Overland Park.