List of Famous people who are 40

Albert Kedrick Brown is an American professional basketball player who last played for Antalya BŞB, a Turkish professional basketball team.

Julie Kedzie is a retired American mixed martial artist. She is a third degree black belt in Tae Kwon Do and specializes in Brazilian Jiu-Jitsu. Kedzie was Greg Jackson's personal assistant at Jackson's Mixed Martial Arts. Kedzie has been working for Invicta Fighting Championships as a fight commentator and interviewer. In December 2013, Kedzie became the new matchmaker for Invicta FC.

Eiki Kitamura is a Japanese actor.

Yuliana Peniche is a Mexican actress. Peniche was born Yuliana Peniche Hernandez Huici in Mexico City, Distrito Federal, Mexico on August 29, 1981. She has participated in various soap operas; she started when she was a little girl in Madres Egoistas (1991) as Carmen. Then she starred in Alondra, Maria la del Barrio, Salomé, Niña Amada Mía, Velo de novia II, and in 2005 in the TV series Bajo el mismo techo sharing credits with Laura Flores, Imanol Landeta, and Jose Elias Moreno. In 2007 she starred in Destilando Amor as Margarita.

Kevin Robert Kiley Jr. is an American professional wrestler and commentator best known for his tenure with WWE under the ring name Alex Riley. He was a participant in the second season of NXT.

Jukka Koskinen is a Finnish musician, who is the bassist for the Finnish band Wintersun. He was also the bassist for Norther from 2000 until their disbandment in 2012, for Amberian Dawn from 2010 until 2013, and for Cain's Offering from 2009 until 2014.

Brandon Howard, also known as B. Howard, is an American singer, record producer and songwriter. His album Genesis was released in 2010. Howard was credited as songwriter and producer on the song "I Ain't Gotta Tell You" from Ne-Yo's album In My Own Words, which topped the Billboard 200 chart in 2006. Howard was also credited as a songwriter on "Can't Get Tired of Me" from the album Face Off, a collaborative album by Omarion and Bow Wow, which debuted at number 11 on the Billboard 200 in 2007. In 2016, Howard's single, Don't Say You Love Me, hit number 11 on Billboard's Top Dance charts.

Barrett Lancaster Brown is an American journalist, essayist and satirist. He founded Project PM, a research collaboration and wiki, to facilitate analysis of the troves of hacked emails and other leaked information concerning the inner workings of the cyber-military-industrial complex.

Alice Wetterlund is an American stand-up comedian, actress, and podcast host. She played the role of Carla Walton on the HBO sitcom Silicon Valley. She currently portrays the character D'Arcy on the TV series Resident Alien.

Rubén Castro Martín is a Spanish professional footballer who plays for FC Cartagena mainly as a striker but also as a winger.