Mouna Esmaeilzadeh (Persian: مونا اسماعیل زاده‎; born April 15, 1980) is a medical doctor, neuroscientist, entrepreneur and TV personality. She has a PhD in neuroscience from Stockholm Brain Institute at Karolinska Institutet in Stockholm. She often appears on Swedish TV covering science and technology.

Esmaeilzadeh founded SciLife Clinic in 2009, a longevity clinic. Esmaeilzadeh has been the doctor and personal advisor to the Swedish astronaut Christer Fuglesang and Swedish business icon Anders Wall.