The coronation of 52nd edition of Miss Universe Aruba, i.e. Miss Universe Aruba 2021, was held on 30th July 2021 at the House of Mosaic where Thessaly Zimmerman was crowned the new queen and became the official representative of Aruba at Miss Universe 2021. She succeeds Miss Universe Aruba 2020 Helen Hernandez.

From Oranjestad, Aruba, Thessaly speaks English, Spanish and Dutch fluently. From 2006 to 2013, she attended Colegio Arubano in Oranjestad. In May 2010, she started raising money for the cancer fund of Koningin Wilhelmina Kanker Fonds Aruba. She also competed in Aruba Model Search and finished in the Top 7 an went on to work as a model for KOMA Models in Aruba for four years.

In April 2013, she started raising money for the breast cancer fund of Mary Joan Foundation Aruba. She was Miss Teen Aruba International 2012 and also represented Aruba at Miss Teen Americas 2013 in El Salvador. She was runner-up to Fulvia Villarreal of Panama.

Thessaly attended the University of Applied Science Utrecht in Utrecht, Netherlands where she earned her bachelor’s degree international communication and media studies. From 2016 to 2017, she studied music marketing and management at the university. She competed at Miss Amsterdam 2016 at the Stadsschouwburg of Amsterdam in Amsterdam where she was runner-up to Ireda Nijboer. This year, in July, she served as one of the judges at Miss Teen Aruba International 2021.

Helen Hernandez Miss Universe Aruba 2020 represented Aruba at Miss Universe 2020 at the beginning of the year, but remained unplaced at the end of the event finale. The country is yet to pioneer its win at Miss Universe.