List of Famous people with last name Jansen

Kenley Geronimo Jansen is a Curaçaoan professional baseball pitcher for the Los Angeles Dodgers of Major League Baseball (MLB). He converted from a catcher to a relief pitcher in the minor leagues, and made his major league debut in 2010. Jansen has served as the Dodgers' closer since 2012, and led the National League (NL) in saves in 2017. He is a three-time MLB All-Star and two-time NL Reliever of the Year. In 2019, Jansen became the 30th pitcher to reach 300 career saves.

Marcell Jansen is a German former footballer and current president of Hamburger SV. He was well known for his accurate crossing and pace, despite his tall stature. A versatile player, Jansen primarily played as a full back or wing back on the left flank, but could also play as a left-winger.

Marco Jansen is a South African cricketer. He made his List A debut for North West in the 2017–18 CSA Provincial One-Day Challenge on 8 April 2018. He made his first-class debut for North West in the 2018–19 CSA 3-Day Provincial Cup on 11 October 2018. His twin brother, Duan, also plays cricket for North West.

Floor Jansen is a Dutch singer, songwriter, and vocal coach. She is currently the lead vocalist of Finnish symphonic metal band Nightwish.

Matthew Brooke Jansen is an English former professional footballer who played as a striker and a manager.

Theodorus Gerardus Jozef "Theo" Jansen is a Dutch artist. In 1990, he began building large mechanisms out of PVC that are able to move on their own and, collectively, are entitled, Strandbeest. The kinetic sculptures appear to walk. His animated works are intended to be a fusion of art and engineering. He has said that "The walls between art and engineering exist only in our minds." He strives to equip his creations with their own artificial intelligence so they may avoid obstacles such as the sea, by changing course when detected.

Janine Jansen is a Dutch violinist and violist.

Torsten "Toto" Jansen is a former German handballer, who spent the majority of his career playing for HSV Hamburg in the Bundesliga. He was also a regular member of the German national team. In March 2017 he took over as head coach of the Handball Sport Verein Hamburg.

Mallory Jansen is an Australian actress. She co-starred as Madalena in the ABC series Galavant. Prior to this, she had recurring roles in the ABC Family sitcoms Baby Daddy and Young & Hungry.