List of British champions in 400 metres

British athletics champions
	60 metres	100 metres
	200 metres	400 metres
	800 metres	1500 metres
	3000 metres	5000 metres
	10,000 metres	10 miles
	marathon	steeplechase
	100/110 hurdles	200 hurdles
	400 hurdles	3,000 walk
	5,000 walk	10,000 walk
	decathlon/heptathlon	discus
	hammer	high jump
	javelin	long jump
	pole vault	shot put
	triple jump
v t

The British 400 metres athletics champions covers four competitions; the current British Athletics Championships which was founded in 2007,^[1] the preceding AAA Championships (1880-2006), the Amateur Athletic Club Championships (1866-1879) and finally the UK Athletics Championships which existed from 1977 until 1997 and ran concurrently with the AAA Championships.^[2]

The AAA Championships were open to international athletes but were not considered the National Champion in this list if they won the relevant Championship.

Past winners[]

nc = not contested + = UK Championships

References[]