This year marks the 25th anniversary of quite a few Unsolved Mysteries cases. The dates next to the names are the dates when the disappearances/murders/offenses happened, not when they aired on TV. Let me know if I missed anybody.

Dian Sites (woman who believes her deceased twin sister psychically averted her from danger, 1994)
Fertility Statues (ancient African statues said to possess magical powers to make women pregnant, 1994)
Alan Verl Sneed (teacher who fled after being charged with child molestation, January 4, 1994)
David Cox (former Marine who went missing and later found murdered, January 5, 1994)
Renee Lamanna (missing, January 8, 1994)
Sam Wodke (escaped from prison, where he was serving time for murder, January 8, 1994)
Kazakhstan UFO (claimed to have been seen by Tajik Airlines pilot Edward Rhodes, January 27, 1994)
David Coleman (vanished after being charged with child abuse, March 1994)
Charlotte Pollis (missing, March 12, 1994)
Matt Flores (shot to death in the parking lot of his job as he arrived, March 24th, 1994)
Kristi Gunderson Lee (wife and mother who was found murdered in her apartment, March 31, 1994)
Kurt Cobain (Nirvana lead singer found dead in attic space above his garage, April 5, 1994)
Savanna Todd (kidnapped by her mother, Dorothy Barnett, April 24, 1994)
Samuel Glover and Marshall Kirkpatrick (vanished after being indicted on several accounts of child molestation, May 1994)
Loews Cottage (haunted cottage in England that was purchased by Andrew and Josie Smith, May 1994)
Candice and Sharina Berry (kidnapped by their mother, May 1994)
Meriah and Sabria Widboom (kidnapped by their mother, May 8, 1994)
Brazos River Rapists (wanted for raping a woman while on a canoeing trip, May 31, 1994)
Lilawattie Buerattan and Bhagwaniala "Moses" Lall (missing, June 5, 1994)
Christene Skubish (died in a car accident, and whose spirit was said to have alerted others to save her son from the wreck, June 11, 1994)
O.J. Simpson (accused of murdering his ex-wife Nicole and her friend Ron Goldman, June 12, 1994)
Edward Zakrzewski (murdered his wife and two children, June 13, 1994)
Michael Johnston and Rochelle Robinson (murdered after playing a magical fantasy game at a friend's house, June 26th, 1994)
Tom Kueter (found dead after being suspected in the murder of Tina Marcotte, June 28th, 1994)
Agustin Mendoza (killed DEA agent Richard Fass during an undercover drug sting, June 30, 1994)
Randall Utterback (wanted for stalking and kidnapping his ex-girlfriend, July 1, 1994)
Ernest Small (wanted for murdering a man in Hollywood, CA and an elderly man in Shreveport, LA, July 12, 1994)
Pat Brown (man found suffering from amnesia, July 13, 1994)
Carlos Berdeja (wanted for murdering his co-worker Jeanne Molina, July 17, 1994)
Diane Washer (vanished after an argument with her husband and later found dead, July 20, 1994)
Antonio Castro (wanted for murdering a war veteran inside his home and robbery, July 23, 1994)
Gloria Schulze (wanted for vehicular manslaughter in the death of Angela Maher, July 29th, 1994)
Susan Harrison (missing and later found dead, August 5, 1994)
Oakville blobs (gelatinous goo that rained down over Oakville, WA and sickened several residents, August 7th, 1994)
Mary Clamser (cured of multiple sclerosis after a thunderbolt strike, August 17, 1994)
Miracle the White Buffalo (rare white buffalo born on the Heider farm in Janesville, Wisconsin, August 20, 1994)
Bobbi Parker (prison warden's wife who fled with prisoner Randolph Dial, August 30th, 1994)
Meredith Atkinson (reunited with her birth mother, Rose Marie Luttmer, September 1994)
Michael Hughes (missing, September 12, 1994)
Timothy Coombs (wanted for attempted murder in the shooting of a police officer and terrorism, September 16, 1994)
Candy Belt and Gloria Ross (murdered at the massage parlor where they worked, September 20, 1994)
Cecilia Newball and Rene Perez Jr. (missing, September 20, 1994)
Bonnie Craig (murdered, September 28, 1994)
Lionel Luviano (wanted for drug trafficking and escape, October 4, 1994)
Kelly Ames (woman who was cured of multiple sclerosis from bee venom therapy, November 1994)
Rosemary Hom (murdered, November 5, 1994)
Tim Good (remains found in the basement of his home after having been murdered the year before, November 14, 1994)
Brian Foguth (murdered at the convenience store where he worked after being robbed, November 28, 1994)
Joan Jefferies (aerospace firm clerk found murdered after a business dinner, November 29, 1994)