Ralf Mackenbach

Mackenbach was born in Best, North Brabant and has an older brother Rick (born 1993).

As a child, he starred in the musicals Tarzan and Beauty and the Beast.

He attended Amsterdam's dancing academy Lucia Marthas, and studied acting at Centrum voor de Kunsten Eindhoven (CKE) in Eindhoven.

Dr. Ralf J. J. Mackenbach (born 4 October 1995) is a Dutch plasma physicist, artist and former child singer, best known for winning the Junior Eurovision Song Contest 2009 with the song "Click Clack".

He is the first and to date only Dutch winner of the contest.

In 2009, at the age of thirteen, Mackenbach won the 2009 edition of Junior Songfestival with the song "Click Clack".

As a result, he represented the Netherlands in the Junior Eurovision Song Contest 2009, and went on to win the competition with 121 points.

"Click Clack" peaked at number 7 in the Dutch Single Top 100.

Subsequently, he appeared in the, and contests as part of an interval act.

Mackenbach's debut album Ralf achieved a top 10 spot in the Dutch album charts and entered the Flemish album charts at number 59.

In March 2011, it achieved gold status with over 25,000 sales.

In 2011, he participated in the show Sterren dansen op het ijs.

He was a judge on the 2011 edition of the Dutch talent show My Name is….

In 2019, he appeared as a judge on the Dutch adaptation of All Together Now.

After graduating secondary school with a VWO certificate, Mackenbach studied at the Eindhoven University of Technology.

In 2019, he finished a master's degree in nuclear fusion, for which he wrote the dissertation Numerical Modelling of Mode Penetration in Cylindrical Geometries Using M3D-C1.

Continuing his studies at the Eindhoven University of Technology, Ralf completed his PhD cum laude in November 2023 with a thesis titled Available Energy: A compass for navigating the nonlinear landscape of fusion plasma turbulence.

He will continue his work as a postdoctoral fellow at École polytechnique fédérale de Lausanne.