World Quantum Day (WQD) is an international event celebrated on April 14 every year.

[4] The initiative was joined by engineers, educators, science communicators, organizations and others to celebrate the first World Quantum day on 14 April 2022.

[8] World Quantum Day is celebrated on and around April 14, since the events do not necessarily have to be on the exact same date.

[8] The activities included talks, symposiums, panel discussions, laboratory tours, artistic creations, interviews and others.

[4][9][10] The global initiative is supported by the World Quantum Day Coordination Team and representatives from more than 65 countries.