List of Famous people born in Region Zealand, Kingdom of Denmark

Peter Langkjær Madsen is a Danish convicted murderer, former engineer and entrepreneur. In April 2018 he was convicted of the 2017 murder of Swedish journalist Kim Wall on board his submarine, UC3 Nautilus, and sentenced to life imprisonment.

Søren Peter Lauritz Sørensen was a Danish chemist, famous for the introduction of the concept of pH, a scale for measuring acidity and alkalinity.

Mikkel Krogh Damsgaard is a Danish professional footballer who plays as a winger for Italian Serie A club Sampdoria and the Denmark national team.

Mark Madsen is a Danish professional mixed martial artist and former Greco-Roman wrestler. As a mixed martial artist, he currently competes in the lightweight division of the Ultimate Fighting Championship (UFC).

Margaret I was Queen of Denmark and Norway from 1387 and Queen of Sweden from 1389 until her death, and the founder of the Kalmar Union that joined the Scandinavian kingdoms together for over a century. Margaret was known as a wise, energetic and capable leader, who governed with "farsighted tact and caution," earning the nickname "Semiramis of the North". She was derisively called "King Breechless", one of several derogatory nicknames invented by her rival Albert of Mecklenburg, but was also known by her subjects as "the Lady King", which became widely used in recognition of her capabilities. Knut Gjerset calls her "the first great ruling queen in European history."

Kevin Jan Magnussen is a Danish racing driver competing in the 2021 WeatherTech SportsCar Championship driving for Chip Ganassi Racing. The son of four-time Le Mans GT class winner, GM factory driver and former Formula One driver Jan Magnussen, Kevin Magnussen came up through McLaren Formula One team's Young Driver Programme and drove for McLaren in the 2014 Formula One World Championship, before a stint with Renault in 2016. Magnussen drove for Haas from 2017 until the end of the 2020 season.

Lorenz Peter Elfred Freuchen was a Danish explorer, author, journalist and anthropologist. He is notable for his role in Arctic exploration, namely the Thule Expeditions.

Jesper Juul was a Danish family therapist and author of several books on parenting to a general audience. In his book Your Competent Child he argues that today's families are at an exciting crossroads because the destructive values — obedience, physical and emotional violence, and conformity — that governed traditional hierarchical families are being transformed. The book has been translated into 13 languages and has popularized current ideas of non-authoritarian parenting.

Mia Blichfeldt is a Danish badminton player. She won the gold medals at the 2015 European Junior Championships in the girls' singles event, and later at the 2019 Minsk European Games in the women's singles event.

Whigfield is an Italian dance act fronted by Sannie Charlotte Carlson, who is a Danish singer, songwriter and record producer, known by her various stage names including Whigfield, Naan, or simply Sannie. She is best known for her 1993 single "Saturday Night", which became an international hit the following year.