Capital Cities is an American pop duo from Los Angeles, California, formed in 2008 by Ryan Merchant and Sebu Simonian. Their debut EP was released on June 7, 2011, with lead single "Safe and Sound" which became their first, and only, top ten hit single. The band currently consists of Merchant, Simonian, Manny Quintero on bass guitar, Spencer Ludwig on trumpet, Nick Merwin on guitar and Channing Holmes on drums.

Sebu Simonian is an Armenian-American musician, singer, songwriter, and record producer, one-half of the Los Angeles-based indie pop duo Capital Cities.