Janis Ian (singer/songwriter/writer) -- Alive. Born April 7, 1951. "At 17," just co-edited a collection of stories based on her songs, Stars.
Eric Idle (comedian) -- Alive. Born March 29, 1943. A Python. IMDb
Gwen Ifill (journalist) -- Dead. Died November 14, 2016. Born September 29 1955. A newspaper reporter who became a Today reporter and went on to be the first female African-American host of a national TV news show, Washington Week in Review. IMDb Obituary
Akira Ifukube (composer) -- Dead. Multiple organ failure. Died February 8, 2006. Born May 31, 1914. Composed music for Godzilla and many other Japanese monster movies for nearly fifty years. IMDb Obituary
Ramona Trinidad Iglesias-Jordan (formerly world's oldest person) -- Dead. Died May 29, 2004. Born August 31, 1889. Was the world's oldest person, died on the same day as Archibald Cox and Sam Dash.
Marty Ingels (comic/publicist) -- Dead. Died October 21, 2015. Born March 9, 1936. I'm Dickens, He's Fenster married to Shirley Jones from 1977 until his death. IMDb Obituary
Luther Ingram (singer/songwriter) -- Dead. Diabetes. Died March 19, 2007. Born November 30, 1937. Best-known for the '70s hit "If Loving You Is Wrong, I Don't Want to Be Right," worked with varied musicians such as Isaac Hayes, Jimi Hendrix and Ike Turner, died on the same day as Calvert DeForest. IMDb FindAGrave
John Inman (actor) -- Dead. Hepatitis A. Died March 8, 2007. Born June 28, 1935. Witty British comic best-known for his signature role as Mr. Humphries on Are You Being Served?; catch-phrase was a breezy "I'm free." IMDb Obituary
Frank Inn (Hollywood animal trainer) -- Dead. Died July 27, 2002. Born May 8, 1916. Trained animals for many shows, "discovered" Benji (who was featured on Petticoat Junction before reaching movie superstardom). IMDb Obituary
Eugene Ionesco (playwright) -- Dead. Died March 28, 1994. Born November 26, 1912. The Bald Soprano
Jill Ireland (actress/writer) -- Dead. Breast cancer. Died May 18, 1990. Born April 24, 1936. Married to David McCallum then Charles Bronson. IMDb
John Ireland (actor) -- Dead. Leukemia. Died March 21, 1992. Born January 30, 1914. IMDb
Steve "The Crocodile Hunter" Irwin (TV personality/zoo director/conservationist) -- Dead. [rumors] Stingray barb. Died September 4, 2006. Born February 22, 1962. Popular host of "dangerous" nature series, bitten in the leg by a croc. Make memorial contributions to: Australia Zoo Wildlife Warriors. IMDb FindAGrave
Terri Irwin (naturalist) -- Alive. Born circa July 20, 1964. Frequent co-host of The Crocodile Hunter, nicknamed "The Sensible One," who often assisted with her husband's exploits. IMDb
Richard Isay (psychiatrist/writer) -- Dead. Cancer. Died June 28, 2012. Born December 13, 1934. Psychiatrist who fought institutionalized homophobia among psychoanalysts, wrote books including Becoming Gay. IMDb Obituary
Elizabeth "Ma Pampo" Israel (for a time, the world's oldest but "undocumented" person) -- Dead. Died October 14, 2003. Born January 27, 1875. One of several centenarians in the Dominican Republic; not validated by Guinness Book of World Records, but...
Molly Ivins (writer) -- Dead. Breast cancer. Died January 31, 2007. Born August 30, 1944. Many years of great columns and several books like Bushwhacked. "We are the people who run this country. We are the deciders" . IMDb Obituary
Burl Ives (folk singer) -- Dead. Cancer. Died April 14, 1995. Born June 14, 1909. Voice of the Snowman in "Rudolph the Rednosed Reindeer." IMDb
James Ivory (classy director) -- Alive. Born June 7, 1928. The American partner of one of the great filmmaking teams in the world today, Merchant Ivory Productions, directed Howards End. IMDb