Ümit Erdim was born on June 15, 1985 in Çınarlı, Kocaeli, the third of three sons of a worker father and a The Teacher mother. He attended primary and secondary school in the Yahya Kaptan neighborhood of İzmit. He finished high school at Izmit Atilim Anatolian High School.
Then he entered the theater school of Izmit City Theater. He played in the repertory play 'A Midsummer Night's Dream'.
Between 1998 and 2003, he played in Kocaeli Metropolitan Municipality City Theater. Through a friend of hers, she enrolled in an agency in Istanbul and after 2-3 months she went to see Gani Müjde and got the role in the series "Hayat Bilgisi". Her first unforgettable scene was with Perran Kutman. In the meantime, she won the conservatory in 2003, but she could not continue for long.
In 2011, she presented a competition program called "Passport" together with Hande Sarıoğlu. He won first place in the dog training competition called Can Dostum. He has a dog named Mike. He ran a restaurant on Bağdat Street in Istanbul for 2 years.
Ümit Erdim was together with model Asuman Krause for a while.
In 2012, he took part as a contestant in the competition program called "Benzemez Kimse Nobody Sana". As a result of the competition, he came first and donated a total of 100.000 TL to the Altı Nokta Körler association and 20.000 TL in the competition, totaling 120.000 TL.
In 2013, he played the character of Mustafa Tuncay in the series "Doksanlar", written by Birol Güven and directed by Müfit Can Saçıntı, and starred with Ümit Erdim, Erkan Köse, Deniz Oral, Renan Bilek, Esra Dermancıoğlu, Pelin Öztekin, Arif Erkin Güzelbeyoğlu, Beste Bereket, Atılay Uluışık, Açelya Akkoyun, Sinem Yener Ekşioğlu, Gamze Gözalan.

In the program "Benzemez Kimse Nobody Sana", which started in 2015 and was hosted by Murat Başoğlu, he started to work as a jury member together with Seyfi Dursunoğlu and Nükhet Duru.

Ümit Erdim married Seda Çınar in 2017 and has a daughter named Ses.