Updated Apr 16, 2021 | 07:02 IST World Voice Day is celebrated on April 16 to highlight the phenomenon of voice. Check out these celebrities who are known for their voice-over prowess. World Voice Day 2021: Celebs who are known for their voice Every year, World Voice Day is celebrated on April 16 to highlight the phenomenon of voice. In a world where communication is key, verbal dialogues or natural sounds demonstrate the enormous importance of the voice in the lives of all beings. A proper voice evokes sentiments, narrates incidents and creates conversation. Voice plays an important role in media, technology and the film and television industry as well.