List of Famous people who are 40

Hitomi Obara née Sakamoto is a female wrestler from Hachinohe, Aomori, Japan. She is Captain in the Japan Ground Self-Defense Force. On 8 August 2012, Obara won the women's 48kg freestyle wrestling gold in her first Olympic Games at London's Excel Arena.

Ahmed Hussein al-Shar’a, known by the nom de guerre Abu Mohammad al-Julani, is the commander-in-chief of the Syrian militant group Tahrir al-Sham; he was also the emir of its predecessor organisation al-Nusra Front, the Syrian branch of al-Qaeda. The US State Department listed Al-Julani as a "Specially Designated Global Terrorist" in May 2013, and four years later announced a $10 million reward for information leading to his capture. As of February 2021, the bounty remains in force.

Takuji Kawakubo is a Japanese actor and tarento who has appeared in a number of television series, feature films, and stage productions. He is represented with Stardust Promotion. He graduated from Rikkyo University.

Miguel Alejandro Palacios Redorta is a former Mexican football goalkeeper who last played for Atlético San Luis in the Ascenso MX.

Alexandra Barrese is an American actress and professional poker player. She is best known for her role as Tracy Billings in The Hangover Trilogy.

Aira Yūki is a female Japanese singer signed to the record label Lantis. She began her career in 2007 and since then has primarily sung songs that were used for theme music in anime. She released her debut album Reflection on July 2, 2008. Her second album Eternalize. was released on June 9, 2010.

Macy Chan is a Hong Kong actress and singer.

Yang Kyung-won is a South Korean actor and model. He is best known for his roles in Crash Landing on You, Arthdal Chronicles Part 1: The Children of Prophecy and Hi Bye, Mama!.

Dimitri Rougeul, is a French voice actor who specializes in dubbing.

Juliana Knust Sampaio is a Brazilian actress.