Teodoro "Dorino" Serafini (22 July 1909 – 5 July 2000) was a motorcycle road racer and racing driver from Italy.

A native of Pesaro (Marche), he started his bike racing career in 1928, on a Benelli 175cc. He won the 1939 500cc European Championship on a Gilera, with victories in the German, Swedish and Ulster Grand Prix. He switched to single seater car racing in 1947, starting in a Cisitalia D46. He participated in one Formula One World Championship Grand Prix on 3 September 1950, when he finished second and scored 3 championship points, his points being halved as he shared the drive with Alberto Ascari. Serafini remains the only Formula One driver to have scored a podium finish in every World Championship Grand Prix they entered. He also competed in several non-Championship Formula One races.

Serafini finished second in the 1950 Mille Miglia. He retired from racing full-time after sustaining serious injuries during the 1951 Mille Miglia, which required multiple operations over several years. He made a come back for the 1954 Brescia-Rome-Brescia race, finishing 7th overall and first in the GT class.