Selecting the perfect birthday gift for a girlfriend who loves dancing involves considering her passion for the art form. Think about gifts that can enhance her dance experience, such as dance apparel, quality dance shoes, or a membership to a local dance studio or online dance classes. Alternatively, you could plan a surprise date night that includes dancing, whether it's a visit to a dance club, a dance-themed dinner, or a private dance lesson for the two of you to enjoy together. A thoughtful gift that supports her passion will surely be appreciated.