Diederik van Dijk

Diederik J.H. van Dijk (born 22 November 1971) is a Dutch non-executive director and a politician of the Reformed Political Party (SGP). He served on the Senate between 2015 and 2023, and he has been on the House of Representatives since 2023.

Van Dijk studied law at Utrecht University. Starting in 1996, he has been a policy assistant to the Reformed Political Party fraction in the House of Representatives, dealing with foreign affairs, defense, European affairs, infrastructure and environment. While a member of the body in 2024, a motion of Van Dijk was carried calling on the Dutch Health Council to investigate the appropriateness of the policy regarding gender-affirming care for transgender minors. Minister Conny Helder had advised against the motion, saying that periodic evaluations were already occurring, while Van Dijk raised concerns about safety and effectivity. Later in the year, he signed a declaration against surrogacy.

In the past, he was among others chair of the Reformed Political Party election committee in The Hague, a member of the board of directors of the Reformed teachers' college Driestar Hogeschool at Gouda, and an elder as well as chair of the diaconate in the Dutch Reformed Bethlehemkerk at The Hague. Nowadays he is among others a member of the supervisory board of the Reformed news media company Erdee Media Groep as well as of the care facilities Sorg and Lelie Zorggroep, and an elder in the Restored Reformed Church at Waddinxveen.

Diederik van Dijk is married and lives in Benthuizen.