Officer and Laughing Girl, also known as Officer and a Laughing Girl, Officer With a Laughing Girl or, in Dutch, De Soldaat en het Lachende Meisje, is an oil painting on canvas executed ca. 1657 by the Dutch artist Johannes Vermeer. Its dimensions are 50.5 by 46 cm. It is now one of three pictures by Vermeer in The Frick Collection in New York

Willem Janszoon Blaeu, also abbreviated to Willem Jansz. Blaeu, was a Dutch cartographer, atlas maker, and publisher. Along with his son Johannes Blaeu, Willem is considered one of the notable figures of the Netherlandish or Dutch school of cartography during its golden age in the 16th and 17th centuries.