What was the real name of robbie in Picasso's poor robbie sketch?

In Pablo Picasso's sketch "Poor Robbie," the character is actually named "Arlequin," which is the French Word for Harlequin. The figure represents a traditional character from the Italian commedia DELL'arte, often characterized by a diamond-patterned costume and a playful, mischievous demeanor. Picasso's work often drew inspiration from various cultural and artistic influences, and this sketch is no exception.