List of Famous people who are 42

Marcel Gleffe is a German living in Norway who saved the lives of several people during the massacre on the island of Utøya. He became known in Germany as the "Saviour of Utøya". He was awarded the Officer's Cross of the Order of Merit of the Federal Republic of Germany.

Fernando Montiel Martínez is a Mexican professional boxer. He is a multiple-time former world champion in three weight classes, having held the WBO flyweight title from 2001 to 2002, the WBO junior bantamweight title twice between 2002 and 2008, and the unified WBC and WBO bantamweight titles from 2010 to 2011.

Ludovic Magnin is a Swiss former footballer and current manager. He is the manager of FC Zürich. He played as a left-back for the Switzerland national team, Yverdon Sport, FC Lugano, Werder Bremen, VfB Stuttgart, and FC Zürich.

Yulia Vladimirovna Barsukova is a Russian retired individual rhythmic gymnast. She is the 2000 Olympic champion in the All-Around, the 2000 Grand Prix Final All-around champion, the 1999 World All-around bronze medalist, 2000 European All-around bronze medalist and 1999 Grand Prix Final All-around bronze medalist.

Jorge Armando Arce Armenta, best known as Jorge Arce, is a Mexican former professional boxer who competed from 1996 to 2014. He is a multiple-time world champion, and the second boxer from Mexico to win world titles in four weight divisions. In a storied career, Arce held the WBO light flyweight title from 1998 to 1999; the WBC and lineal light flyweight titles from 2002 to 2004; the WBO super flyweight title in 2010; the WBO junior featherweight title in 2011; and the WBO bantamweight title from 2011 to 2012. Additionally he held the WBC interim flyweight title from 2005 to 2006, the WBA interim super flyweight title from 2008 to 2009, and challenged once for the WBC featherweight title in his final fight in 2014.

Sandra Nashaat is an Egyptian film director.

Waleed Sami Abulkhair is a Saudi Arabian lawyer and human rights activist, and the head of the Monitor of Human Rights in Saudi Arabia (MHRSA) organization. He is the first activist to be prosecuted by the Terrorism Law. He was arrested on April 15, 2014, and was sent to al-Ha'ir Prison while awaiting prosecution. On July 6, 2014, Abulkhair was sentenced to 15 years in prison by the Specialized Criminal Court, and a travel ban for another 15 years, in addition to a fine of 200,000 riyals (US$53,333). On January 12, 2015, the case returned to the Court of Appeals, after which the judge requested increasing the previous sentence, because Abulkhair refused to apologize. Thus, the judgment was tightened to 15-year executed. In response, Abulkhair prayed for God's victory and refused to recognize the legitimacy of the Specialized Criminal Court. Abulkhair is incarcerated in the Dhahban Central Prison in Jeddah, Saudi Arabia, a facility used to hold high-profile political prisoners, as well as members of Al Qaeda and the Islamic State.

Luciana Mello is a Brazilian singer and professional dancer.

Katja Kassin is a German pornographic actress.

Keiichi Hirano is a Japanese professional baseball infielder for the Orix Buffaloes in Japan's Nippon Professional Baseball. He previously played with the Hanshin Tigers.