List of Famous people named Klaas

Klaas Heufer-Umlauf is a German television host, producer, actor and singer. He is best known as part of the duo Joko & Klaas, alongside Joko Winterscheidt.

Klaas Sys is a Belgian former professional cyclist.

Klaas Henricus Dominicus Maria Dijkhoff is a Dutch legal scholar serving as leader of the People's Party for Freedom and Democracy in the House of Representatives since 26 October 2017. He previously was Minister of Defence (2017) and State Secretary for Security and Justice (2015–2017).

Klaas Rusticus is a Dutch author and television and film director.

Klaas Lodewyck is a retired professional Belgian road cyclist, who rode for Intermarché–Wanty–Gobert Matériaux.

Klaas Henderikus Willem Knot is a Dutch economist and central banker, who is the current President of the Dutch central bank De Nederlandsche Bank (DNB). In this capacity he also serves as a member of the Governing Council of the European Central Bank, and of the Board of Governors of the International Monetary Fund. Knot also holds a position as Professor in Monetary Stability at the University of Amsterdam and honorary professor at the University of Groningen.