Gaspard van der Heyden (also known as Gaspar à Myrica[1]) (c. 1496 – c. 1549) was a goldsmith, engraver, master printer and builder of precision astronomical instruments including terrestrial and celestial globes[1][2][3] from Leuven, Belgium.

[6] Van der Heyden was considered an important member of the Leuven geographic circle, and was noted by English scholar John Dee when he went abroad to speak with "some learned men, and chiefly Mathematicians, as Gemma Phrysius, Gerardus Mercator, Gaspar à Myrica [Gaspard van der Heyden], Antonius Gogava.

(A very exquisite letter from Francis, a monk of the Franciscan order, to the most reverend Archbishop of Palermo, touching the site and description of the globe.

[5] A legend engraved on the celestial globe reads "Made by Gemma Frisius, doctor and mathematician, Gaspar à Myrica [Van der Heyden], and Gerardus Mercator of Rupelmonde in the year of the virgin birth 1537.

This gilded silver cup was then decorated with the coat of arms of the town, inscribed with the inscription "insignia oppidi Lovaniensis", and gifted to Philip II on 5 July 1549, when he received the most prestigious notables in Leuven.