The five men and one woman were arrested by Hampshire Police following a “lengthy investigation”.
Detective Constable Darrin Carey said the alleged scam involved women handing over “significant amounts of cash” to men they met on the site.
The six were accused of conspiracy to commit fraud by false representation.
The alleged victims are said to be from Basingstoke, Hampshire and elsewhere in England.
Match.com’s site gives the following advice to users:
“While the authorities and dating sites work closely together to ensure a safe environment on the internet, we encourage everyone to apply the same caution when meeting people online as they would meeting through friends or in a bar.
“Never give money to anyone just as you would never give money to someone you recently met in a pub or cafe.
“Don’t share personal contact details off the site.
“If in doubt, use the highly visible “report a concern” button which flags issues to our care team.”