Dilan Deniz Gökçek İşcan (born 1976) is a Turkish referee and sports instructor from profession. She is a FIFA listed woman referee since 2005. Gökçek's interest in football began through her elder brother. Six sisters used to watch all football matches with their elder brother, and listen to his comments. Her elder sister Kadriye Gökçek decided to become a football referee inspired by the Turkish woman football referees Lale Orta and Hilal Tuba Tosun Ayer. Dilan Deniz followed the footsteps of Kadriye as her sister attended a referee course. Her parents objected in beginning because this occupation is not coupled with social security. After she completed her studies for physical education at Marmara University, she pursued a profession as sports instructor.