Steinar Thorsteinsson is a professional footballer from ISL and is currently 29 years old. He is on the books of Akranes and wears shirt number 10. His main role on the pitch is Forward. He measures 180cm in height and weighs 71kg. His stronger foot is Right. His estimated market valuation currently stands at 25K €.

His latest transfer saw him join TB Tuoroyri from TB Tvöroyri II via on 2024-01-01.

During the Iceland Besta-deild karla 2025 campaign, Steinar Thorsteinsson made 15 appearances, scoring 2 goals and adding 0 assists. He averaged 0.1 goals per match from 15 shots, with 5 on target.