According to the San Francisco Chronicle, more than 200 donors are seeking the return of more than $1.5 million after Swalwell ended his campaign for California governor.
RELATED: DOJ launches investigation into Eric Swalwell over sexual assault allegations, reports say
The refund requests come as campaign finance filings show Swalwell is using campaign funds to cover legal fees.
ABC7 Eyewitness News reported last week on those filings.
RELATED: Where is Eric Swalwell? Questions about his physical location, financial activities amid allegations
Swalwell withdrew from the California governor's race and resigned from Congress earlier this month after multiple women accused him of sexual assault.
The Department of Justice has opened an investigation into sexual assault allegations against Swalwell, according to multiple media outlets.
The Manhattan DA is also investigating Swalwell.