David Ajala (born 21 May 1986) is an English actor. On television, he is known for his roles in the CW series Supergirl (2018–2019), the Syfy series Nightflyers (2018), the CBS and Paramount+ series Star Trek: Discovery (2020–2024), and the NBC series Law & Order (2025–). His films include Starred Up (2013), Brotherhood (2016) and Italian Studies (2021).