Asunta Yong Fang Basterra Porto was a Chinese-born Spanish girl whose body was found in Teo, A Coruña, Galicia, Spain, on 22 September 2013, shortly before her thirteenth birthday. The coroner determined she had died by asphyxiation, and had been given at least twenty-seven lorazepam pills on the day of her death, more than nine times a high dosage amount for an adult. The investigation into the death became known as the Asunta Basterra case.

The Asunta Case is a 2024 Spanish crime thriller miniseries created by Ramón Campos, Gema R. Neira, Jon de la Cuesta, and David Orea Arribas based on the murder of Asunta Basterra which stars Candela Peña and Tristán Ulloa.