A gay casonova in Kuala Lumpur, Malaysia, is believed to have conned nearly 200 young men of money and valuables after having sex with them following Facebook hookups.

The man is known only as ‘Alvin’ is understood to be HIV positive and has potentially infected a number of his victims.

193 young men in the city have told police that they were conned by ‘Alvin’ who stole money, laptops, wallets, credit cards and other valuables.

The incidents have come to light after one victim posted a photograph of the man onto Facebook and other victims recognised him.

Some of the victims claimed that they fell in love with him before he stole from them.

One who identified himself as ‘Lee’ told the The Star newspaper in Malaysia that he fell in love with the man, who stayed at his house for three days before stealing around £1000 of belongings including a laptop as well as his credit cards.

Another, ‘Kor’ said that the man: “said he loved me and wanted me to be his boyfriend,” before stealing his wallet. “‘I want him to be stopped before he harms more people.”