The 27-year-old actress enjoyed a short fling with 'Man of Steel' hunk Cavill earlier this summer, but they parted ways last month, reported E! online.
Cuoco has been photographed on a lunch date with Bahamian-born American tennis player Sweeting last weekend.
The stars also enjoyed a spa session in Culver City, California as they underwent manicures and pedicures together.
"They are just in the getting to know each other phase, Kelly absolutely likes him though," a source said.