Caroline Butini, born into an affluent Geneva family, was encouraged in her musical pursuits by her father, a prominent doctor with a passion for music. Despite societal expectations for women of her class, Caroline embraced music, becoming a talented pianist and composer. She married Auguste Boissier, a supportive husband who nurtured her artistic endeavors. Together, they raised two accomplished children: Edmond, a botanist, and Valérie, who excelled in both music and nursing education. Caroline's compositions and musical practice provide insight into early 19th-century Geneva and Switzerland during a period of significant social and cultural changes. Her determination to excel in music led her to Paris in 1818, where she assessed her skills alongside professional pianists. Despite her social status, she sought to buy the perfect piano, showcasing her dedication and unique insights into the world of Parisian piano making. Her compositions include piano concertos, virtuoso pieces, chamber music, and piano sonatas, offering a glimpse into her multifaceted talent. Caroline's surviving manuscripts, though incomplete and lacking consistent notation, reflect her dedication to music. Her works, never printed despite contracts with Paris publishers, remain a valuable historical musical treasure requiring specialized knowledge of 19th-century notation conventions for interpretation.