Calling the protest a ‘Satyagraha’, Sidhu said in a tweet that he will join the wrestlers at Jantar Mantar around noon.
The WFI chief has been accused of sexual harassment by some top women wrestlers.
The Delhi Police have registered two FIRs against Singh on allegations of sexual harassment levelled by seven women wrestlers. While the first FIR pertains to allegations of a minor wrestler and was registered under the POCSO Act, the second was related to outraging modesty.