Anthony E. Pratt in 1944 http://www.theartofmurder.com/table/print/prattobit2/prattobit2.html
The UK game "Cluedo" was patented in 1947 and released in 1949; the US version came out that same year.
Anthony E. Pratt
I believe it was 1944
Cluedo was created in 1949.
Clue - video game - was created in 1998.
1949
The dude that invented the board game Clue.
he invented the board game clue
Clue was invented as "Cluedo" in the United Kingdom in 1944. The game's original title is a ploy on Clue, (it's technical title) and Ludo, a game with a similar dice play strategy. It was invented as a way to pass the time with friends while waiting out air raid drills in underground bunkers and shelters. Nonetheless, it has remained a popular game.
clue
Clue
Murder!
There are 6
Clue is a popular board game, that has been recreated as a video game you can play on your computer. The original board game was made by Hasbro, the video game was created and sold by EA Games.
Purple
Knife
Clue released in 1985
about £80 or over