List of Famous people born on December 21st

Cristian Zaccardo is an Italian former footballer who played as a defender. He mainly played as a centre back, although he was also capable of playing as a full-back or in midfield. He began his club career with Italian club Bologna in 2000, and remained with the club until 2004, aside from a loan spell with Spezia. He subsequently moved to Palermo, where he came to prominence during his four seasons at the club. In 2008, he moved to German club VfL Wolfsburg for a season, where he won the 2008–09 Bundesliga title. He returned to Italy the following season, joining Parma, and in 2013 he moved to Milan, before joining Carpi in 2015; he spent the 2016–17 season on loan with Vicenza in Serie B. In October 2017, he joined Maltese Premier League side Ħamrun Spartans. In January 2019, he signed with San Marinese club Tre Fiori, where he won the Coppa Titano, before announcing his retirement in July. At international level, he represented the Italy national football team on 17 occasions between 2004 and 2007, scoring one goal; he was a member of the Italian side that won the 2006 FIFA World Cup.

Lynda Aguirre Thomas, known professionally as Lynda, is a Mexican musician, singer, songwriter and activist. She achieved recognition in her native Mexico during the 1990s and early 2000s. She was signed to EMI Capitol Records and released four studio albums. Her last album, Polen, was released in 2001 and she retired shortly afterwards.

Shinji Tajima is a professional Japanese baseball player. He plays pitcher for the Chunichi Dragons.

Alf Mintzel is a German former professional footballer who played as a left-back or midfielder.

David Durmaz is a Swedish-Assyrian footballer who plays as a defender for Assyriska FF.

Freddy Sahin-Scholl is a German singer and composer. In addition to his real name, he is known by the stage name Galileo.

Michelle Hurd is an American actress known for her work in television. She first received recognition for portraying Monique Jeffries in the police procedural series Law & Order: Special Victims Unit (1999–2001). She has since starred as Athena Barnes in the drama series Leap Years (2001), Colleen Manus in the crime drama series The Glades (2010–2013), Linda Bates Emery in the comedy-horror series Ash vs Evil Dead (2016), and Ellen "Shepherd" Briggs in the crime drama series Blindspot (2015–2018). She currently portrays Raffi Musiker in the science fiction series Star Trek: Picard (2020–present).

Yuan Xinyue is a Chinese female volleyball player who plays as a Middle Blocker. She is a member of the China women's national volleyball team and plays for Bayi since 2014. At 2.01m, Yuan is the tallest player in the history of the Chinese Women's Volleyball Team. Her impressive height advantage allows her to have a formidable presence at the net, and she is widely considered one of the key players in the team alongside her teammates Zhu Ting and Zhang Changning.

Kazuyuki Sekiguchi is a Japanese musician, best known for playing the bass guitar for Southern All Stars. As a solo artist, he has played ukulele. He is a fan of Hawaiian music, and is the founder of the annual Ukulele Picnic music festival in Hawaii. For nearly twenty years, Sekiguchi has worked with Akira Sakuma in the Momotaro Dentetsu video game series as a music producer.

Andreea-Cristiana Navrotescu is a French chess player who holds the title of Woman Grandmaster. She is a Women's Chess Olympiad individual silver medalist (2016).