Mrázek (feminine Mrázková) is a Czech surname. Notable people include:

• František Mrázek, controversial Czech entrepreneur
• František Mrázek (ice hockey), Czech ice hockey player
• Giedrė Lukšaitė-Mrázková, Lithuanian harpsichordist
• Ivan Mrázek, Czech basketball player and coach
• Jana Mrázková, Czech figure skater
• Jaroslav Mrázek, Czech ice hockey player
• Jerome Mrazek, Canadian ice hockey goaltender
• Petr Mrázek, Czech ice hockey player
• Robert J. Mrazek, politician and author from New York
• Roman Mrázek, race walker who represented Czechoslovakia and later Slovakia
• Tomáš Mrázek, professional Czech rock climber
• Václav Mrázek, Czech serial killer

• Andrei Andreev
• Andrei Andreyevich Andreev
• Andrei Andreyevich Danilov
• Andrei Andreyevich, Prince of Russia
• Andrei Andreyevich Volobuyev
• Andrei Andriyevskiy
• Andrei Ankudinov
• Andrei Antohi
• Andrei Antonov (disambiguation)
• Andrei Antonov (futsal)
• Andrei Antropov
• Andrei Arefin
• Andrei Arefyev
• Andrei Arshavin
• Andrei Artamonovich Matveev
• Andreias Calcan
• Andreiasu
• Andreiaşu de Jos
• Andreiașu
• Andrei Balanchivadze
• Andrei Balashov
• Andrei Bantaş
• Andrei Bantikov
• Andrei Baranov
• Andrei Barbulescu