Name: Timothy O'Neill
Occupation: English teacher at Lawndale High
First Appearance: "The Esteemsters"
Voice: Marc Thompson
Favorite Pastimes: Unsuccessfully trying every method invented to remember his students' names, reading, having class discussions, giving composition assignments, organizing fundraisers and other activities
Rather surprisingly, he is totally in love with Ms. Barch, the ferocious science teacher, and is often seen in front of a mirror, practicing asking her out.
His typical outfit includes grey slacks, brown shoes, and a long-sleeved peach-colored dress shirt. Daria was pretty accurate when she drew a picture of him with soft-serve ice cream as hair, as it tends to have a wispy, swirly type look.
Mr O'Neill's main picture was taken from Outpost Daria.