Milestones: Jan. 4, 1982

EXPECTING. Jill Clayburgh, 37, Hollywood actress (An Unmarried Woman, First Monday in October); and her husband, Playwright David Rabe, 41; their first child; in June.

MARRIED. Birch Bayh, 53, former Democratic Senator from Indiana who was defeated in 1980 after three terms and is now a lawyer in Indianapolis and Washington; and Katherine Halpin, 33, director of news information for ABC in Washington; he for the second time, she for the first; in Washington. Bayh's first wife Marvella died in 1979 after an eight-year battle with cancer.

DIED. Nathaniel Benchley, 66, humorist and author;...