– 28 October 1664), also known by his stage names Du Parc and Gros René, was a French actor and member of Molière's theatre troupe from 1647 to 1664.

[1][2][3] Possessed of a rotund physique even in his youth, Berthelot capitalised on his large size to comic effect and specialised in playing gluttonous valets.

[2] One of his last appearances was as Eté (the personification of Summer) riding atop a real elephant in one of the pageants organized by Molière as part of Plaisirs de l'Île enchantée, an extravagant 7-day festival celebrating the building of Versailles.

[4] Berthelot died in Paris on 28 October 1664, with his funeral taking place the following day at Saint-Germain l'Auxerrois.

Her and Berthelot's son Jean-Baptiste-René had no interest in a theatrical career and joined the French merchant navy.