List of Famous people who are 40

Stephen Adam Amell is a Canadian actor, producer and occasional professional wrestler best known for playing Oliver Queen / Green Arrow on The CW superhero series Arrow (2012-2020), the show that started the Arrowverse. Predominantly a television actor, Amell has also had notable roles in the films Teenage Mutant Ninja Turtles: Out of the Shadows (2016) and Code 8 (2019). In 2019, it was announced that he would star in the upcoming Starz wrestling drama series Heels.

Tatiana Ivanovna Totmianina is a Russian former competitive pair skater. With partner Maxim Marinin, she is the 2006 Olympic champion, two-time World champion, and five-time European champion. The pair began skating together in 1996 and retired from competition in 2006.

Elijah Wood is an American actor, voice actor, and producer. He is best known for his portrayal of Frodo Baggins in the Lord of the Rings film trilogy (2001–2003) and in The Hobbit: An Unexpected Journey (2012).

David Villa Sánchez is a Spanish retired professional footballer who played as a striker. Villa is regarded by pundits as one of the best forwards of his generation, and one of, if not the best Spanish striker of all time.

Holly Marie Willoughby is an English television presenter, model and author. She is currently the co-presenter of ITV's This Morning (2009–present) and Dancing on Ice alongside Phillip Schofield.

Timo Boll is a German professional table tennis player, who currently plays for Borussia Düsseldorf. He is ranked second in the German Table Tennis National League, and sixth in the ITTF world rankings as of June 2019. Boll ranks among the best German table tennis players of all time, having ranked world No. 1 in 2003, 2011 and in March 2018.

Gernot Blümel is an Austrian politician of the Austrian People's Party (ÖVP). He is Austria's finance minister since 2020. Since 2015, he has been the chairman of the Vienna branch of the ÖVP. Prior, he was Chancellery minister for European Affairs, Art, Culture, and Media from 2017 to 2019; he was also General Secretary of the ÖVP from 2013 to 2015.

Audrey Tang is a Taiwanese free software programmer and minister without portfolio of Taiwan, who has been described as one of the "ten greatest Taiwanese computing personalities". In August 2016, Tang was invited to join the Taiwan Executive Yuan as a minister without portfolio, making him the first transgender and the first non-binary official in the top executive cabinet. Tang has identified as "post-gender" and accepts "whatever pronoun people want to describe him with online."

Lliana Bird, known professionally as Birdy, is a British radio presenter, writer, actor, and co-founder of charities Help Refugees and The Kindly Collective. She is currently a presenter on Radio X.

Lleyton Glynn Hewitt is an Australian semi-retired professional tennis player and former world No. 1. He is the most recent Australian to win a men's singles Grand Slam title.