Bulgaria's interior ministry recorded 20 road crashes in the past 24 hours, with 24 people injured, according to data on its website.
Sofia had one serious crash and 33 minor ones. One person was hurt.
Since the start of the month, 48 people have died on Bulgaria's roads and 732 have been injured. Since the start of the year, 411 people have died and more than 7,130 have been injured.