Yvette Gessard-Picard was a Human woman who lived in La Barre, France during the early-24th century. She was the wife of Maurice Picard, the mother of Robert and Jean-Luc Picard, and the paternal grandmother of René Picard. Yvette was deceased by 2364. Jean-Luc affectionately referred to her as "Maman".
Yvette used to sing "come out, come out wherever you are" to Jean-Luc when he was a young child. (Star Trek: Insurrection)