Warren Dean Flandez is a Canadian gospel and rhythm and blues singer. He is a two-time Juno Award nominee for Contemporary Christian/Gospel Album of the Year, receiving nods at the Juno Awards of 2017 for Eternally Grateful and at the Juno Awards of 2019 for Speak. Warren is also an eight-time GMA Covenant award winner. Flandez is of Filipino, Polynesian, Spanish, and Chinese descent. He was born in Yellowknife, Northwest Territories, and is based in Vancouver, British Columbia. He released his debut album Vintage Love in 2011 and competed in the reality show Cover Me Canada that year where he placed fourth in the country.

The album received a Western Canadian Music Award nomination for Best Urban Album in 2012. He released the gospel EP What the World Needs Now in 2015 under the pseudonym WDF, before releasing the full-length gospel album Eternally Grateful in 2016 which received a Western Canadian Music Award for Spiritual Artist of the Year in 2017. In 2018, Warren released the gospel crossover album Speak, which debuted at #1 on the iTunes Inspirational charts and #18 on the iTunes overall charts Top 100. Born for Greatness was the first single from Speak which features Riverdale star KJ Apa. 100% of first-week sales of Born for Greatness were donated to Music Heals, a Canadian charity dedicated to Music Therapy.