Leigh Griffiths has been arrested by police investigating alleged gambling in sport.
The former Celtic and Scotland striker was one of three men questioned by officers as part of a pre-planned operation.
Griffiths last played for Mandurah City FC in Australia, but is currently without a club.
The three men were released without charge pending further enquiries, police said.
A spokesperson for Police Scotland said: “Following a pre-planned police operation on Thursday, December 1, three men aged 37, 35 and 32, were arrested in the Bothwell, Bonnyrigg and Airdrie areas in connection with an investigation into alleged gambling incidents in sport.
“All three men were released without charge pending further enquiries.”