At around 7.15pm, firefighters from Thorne station were sent out to a controlled blaze in Princess Street, Stainforth.
A spokesman said household items including teddies were thrown on the fire, which led to 'inappropriate burning' and for a black smoke to emanate from the blaze.
Then, at 10.30pm firefighters from the Elm Lane station attended a wheely bin fire in Emerson Crescent, Parson Cross.
The blaze is believed to have been started deliberately, a spokesman said.
Firefighters were sent out help extinguish the remnants of a bonfire at a property in Oxford Street, Upperthorpe at around 2am.