Meilifeilong (meaning "beautiful flying dragon") is an extinct genus of chaoyangopterid pterosaurs from the Early Cretaceous Jiufotang Formation of China.

[2] The Meilifeilong fossil materials were discovered in sediments of the Jiufotang Formation near Xiaotaizi in Jianchang County, Huludao City, of Liaoning Province, China.

The specific name "youhao" means "friendship" in Mandarin, referencing the many years of collaboration on pterosaur research between Chinese and Brazilian scientists.

[2] The Meilifeilong fossil material was discovered in layers of the Jiufotang Formation, which dates to the Barremian–Aptian ages of the Early Cretaceous period.

[2] Well-preserved fossils of many other animals, including non-avian dinosaurs, early birds, mammals, turtles, lizards, and fish, have also been found here.