She was born in 1995 in Sivas. Her parents are teachers. Her mother is Hale Temizyürek and her father is Orhan Deniz. She got three years of theater education at her high school. At the age of 15 she wrote a poetry book titled I thought the Sun was my mother in Turkish. When she was 17, she joined a theater competition in her school and won an acting prize. She started with a tourism major at Ege University but soon changed her major to literature. Dilan participated in 2014 Elidor Miss Turkeybeauty competition and won the 2. place. In the 2015 Miss universe pageant that took place in Miami she represented Turkey. In 2015 she acted as 'Ebru' in Tatlı Küçük Yalancılar. In that TV show she was joined with Bensu Soral, Şükrü Özyıldız, Alperen Duymaz, Beste Kökdemir, Büşra Develi, and Burak Deniz. In 2015 she also acted as 'Elif' in Güneşin Kızları TV show with Hande Erçel and Tolga Sarıtaş. From August 2016 to June 2017 she played a leading role in the series Bodrum Masalı. In 2016 she was awarded with the shining star award at the Golden Butterfly Awards. In 2018 she appeared in a lipstick commercial for Avon Products. In January 2018, it was revealed that she was in a relationship with actor Furkan Andıç. The two broke up in November 2018. From 2017−19 she had one of the leading roles in the TV series Çukur, alongside Aras Bulut İynemli, Perihan Savaş, Erkan Kolçak Köstendil, Necip Memili and Rıza Kocaoğlu. In 2020, she was cast opposite Metin Akdülger in the movie One-Way to Tomorrow, which tells the story of two foreigners traveling from Ankara to İzmir. It was released on 19 June 2020. On May 29 2020 we learned the news that she id participating for a leading role in the TV series called Yarım Kalan Aşklar who she portrays as “Elif” opposite actor Burak Deniz.
Pageantry
Miss Turkey 2014
Dilan Cicek Deniz was crowned as Miss Universe Turkey. At the same pageant with three other winners of Miss Turkey 2014. Deniz and three queens who were crowned as Miss World Turkey as the official winner of the pageant, Miss Earth Turkey as the third place and the last place as Miss International Turkey. The Miss Turkey pageant for 2014 was held at the Star TV Studios in Istanbul on May 27. Dilan Cicek Deniz competed at Miss Universe 2014 but got eliminated.