William Kirby (1759-1850) was an English entomologist known for his significant contributions to the study of insects. He is best remembered for his work titled Monographia Apum Angliae, which focused on the bees of England. Kirby's meticulous observations and classifications laid the groundwork for future entomological research. In addition to his work in entomology, Kirby was also a clergyman and a naturalist. He co-authored the influential book Introduction to Entomology with William Spence, which helped popularize the study of insects among the general public. His legacy continues to influence the field of entomology today.