Pavel Maslák (Czech pronunciation: ['pav?l 'masla?k], born 21 February 1991) is a Czech sprinter who specialises in the 200 metres and 400 metres.
He is the only athlete in history who has managed to win three times the title of World Indoor Champion in three consecutive championships in the 400-meter race.
Maslák is the first Czech to have run 400 metres under 45 seconds outdoor and under 46 seconds indoor.