1995
- Chemistry – Presented to Bijan Pakzad of Beverly Hills, for creating DNA Cologne and DNA Perfume, neither of which contain deoxyribonucleic acid, and both of which come in a triple helix bottle.
- Dentistry – Presented to Robert H. Beaumont, of Shoreview, Minnesota, for his incisive study "Patient Preference for Waxed or Unwaxed Dental Floss."
- Economics – Presented jointly to Nick Leeson and his superiors at Barings Bank and to Robert Citron of Orange County, California for using the calculus of derivatives to demonstrate that every financial institution has its limits.
- Literature – Presented to David B. Busch and James R. Starling, of Madison, Wisconsin, for their research report, "Rectal Foreign Bodies: Case Reports and a Comprehensive Review of the World's Literature." The citations include reports of, among other items: seven light bulbs; a knife sharpener; two flashlights; a wire spring; a snuff box; an oil can with potato stopper; eleven different forms of fruits, vegetables and other foodstuffs; a jeweler's saw; a frozen pig's tail; a tin cup; a beer glass; and one patient's remarkable ensemble collection consisting of spectacles, a suitcase key, a tobacco pouch and a magazine.
- Medicine – Presented to Marcia E. Buebel, David S. Shannahoff-Khalsa, and Michael R. Boyle, for their study entitled "The Effects of Unilateral Forced Nostril Breathing on Cognition."
- Nutrition – Presented to John Martinez of J. Martinez & Company in Atlanta, for Luak Coffee, the world's most expensive coffee, which is made from coffee beans ingested and excreted by the luak, a bobcat-like animal native to Indonesia.
- Peace – Presented to the Taiwan National Parliament, for demonstrating that politicians gain more by punching, kicking and gouging each other than by waging war against other nations.
- Physics – Presented to Dominique M.R. Georget, R. Parker, and Andrew C. Smith of Norwich, England, for their rigorous analysis of soggy breakfast cereal. It was published in the report entitled "A Study of the Effects of Water Content on the Compaction Behaviour of Breakfast Cereal Flakes."
- Psychology – Presented to Shigeru Watanabe, Junko Sakamoto, and Masumi Wakita, of Keio University, for their success in training pigeons to discriminate between the paintings of Picasso and those of Monet.
- Public Health – Presented to Martha Kold Bakkevig of Sintef Unimed in Trondheim, Norway, and Ruth Nielsen of the Technical University of Denmark, for their exhaustive study, "Impact of Wet Underwear on Thermoregulatory Responses and Thermal Comfort in the Cold."
Read more about this topic: List Of Ig Nobel Prize Winners