Tuitjenhorn (West Frisian: Tutinghorn) is a village in the Dutch province of North Holland. It is a part of the municipality of Schagen. Tuitjenhorn was the main village of the former Harenkarspel municipality. Tuitjenhorn lies about 9 km northwest of Heerhugowaard.

The village was first mentioned between 1280 and 1287 as "van tutinghehorne". The etymology is unclear. Tuitjenhorn is a dike village. The Catholic St Jacobus de Meerdere Church is a basilica-like church built between 1857 and 1859 and has been built around a tower from 1810.

Famous Tuitjenhorners

• Gerard Kuiper, Dutch-American astronomer
• Daniella van Graas, Dutch fashion model and actress
• Celeste Plak, Dutch volleyball player
• Femke Meines, Dutch singer

Gallery

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  Farm in Tuitjenhorn
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  Windmill of Piet (folly which serves as landmark in the local "Van Blanckendaell Park" zoo)