List of Countdown records

Game scores

• The highest score ever obtained is Julian Fell's 146, in his semi-final on 18 December 2002.
• The highest score in the 9-round format was 83, reached first by Stephen Balment on 14 April 1987, and then tied by Allan Saldanha in the Supreme Championships on 21 November 1996.

• The record lowest scores belong to Sylvia Pitman and John Brooks, who failed to score a single point between them in Episodes 2343 and 637 respectively.
• The lowest score in the 15-round era was Judy Smedley's 18 against John Marlowe in Series 49.

• The highest possible score was available in Episode 3967, when four niners and a number of other favourable rounds made for a possible 173. Both contestants missed all the available nines and failed to make a century.
• The lowest possible score was 105, which included an impossible numbers game and a series of difficult letters rounds.

Round scores

• The record score after 2 rounds is an unbeatable 36, held by Julia Wilkinson following her double-nine opening in Episode 3280, and also by Jill Bright in episode 2271. Jill's feat is even more impressive, as her opponent missed both nines, giving Jill a 36-point lead after 2 rounds.

Total scores

• The highest total in an octochamp run is 924, set by Julian Fell in Series 48. In Series 57, Craig Beevers became the second person to break 900 when he made 907.
• The same two are the only contestants ever to score a century in all eight heat games.

Words

• The most nines found by one contestant in one game is 4; Julian Fell found SALMONIDS, DEPORTING, INGATHERS and DEFLATION in his record-breaking game.
• The longest word to come up in order was LOUNGED
• Carl McDermott made the same declaration (six) in 8 consecutive letters rounds.
• Lester Mak and Jon O'Neill hold the record for the shortest winning word; Mak with RUN and O'Neill with LAP.

Conundrums

• Julian Fell is the only person to solve all 8 conundrums during his heats.
• Fell also holds the record for lifetime conundrums solved; 14 solutions in his 16 appearances (including the special episode with Chris Wills.)