Very sad for the family and my thoughts are with them at this moment, says friend Johnny Takter to Aftonbladet.
Samuelsson had a long career behind him, both as a driver and trainer. He won his first race as early as 1978.
In 1996, he achieved his greatest success when Hannah Newmen won the classic race Svenskt Trav-Oaks at Solvalla with Jorma Kontio in the sulky.
In 2022, Ola Samuelsson's stable had great success and earned 4.3 million kronor.
Ola Samuelsson was active at Solvalla, Jägersro, and Eskilstuna during his career.
He was 66 years old.