Mr Javid grew to become house secretary final month
Sixty three members of the Windrush technology may have been wrongfully removed or deported from the UK since 2002, the house secretary has stated.
Sajid Javid advised the Home Affairs Select Committee 32 had been overseas offenders and 31 people removed by officers, quite than a courtroom order.
He stated the figures had been provisional.
It was the primary time particular numbers have been outlined for the reason that scandal involving people who got here to the UK from Commonwealth nations broke.
Labour MP Yvette Cooper, who chairs the house affairs committee, stated there have been many "uswered questions".
"It is surprising to search out that 63 people may have been wrongly removed or deported and troubling that they have not but been contacted," she stated.
The Windrush migrants arrived between the late 1940s and 1973, primarily from the Caribbean, however some have been threatened with deportation in recent times. Many got here to the UK legally as youngsters however have no formal documentation, which has additionally led to them being refused jobs or healthcare.
Mr Javid stated the 63 circumstances he outlined had been recognized from eight,000 information of removals from the UK of people aged over 45.
He advised the committee: "I've requested officers to be completely sure and thorough and test over each report and ensure."
The house secretary stated he didn't have info on what number of Windrush immigrants had been detained.
He denied that there was a "systemic" drawback within the Home Office, however stated within the Windrush circumstances people had confronted "too giant a burden" in proving they'd lived within the UK for a lot of many years.
In a letter to committee chair Yvette Cooper, Mr Javid stated a helpline arrange after the Windrush circumstances emerged had obtained greater than 11,500 calls. More than four,482 of those had been recognized as attainable Windrush circumstances. So far 526 people have now obtained paperwork confirming their proper to be within the UK.
Prime Minister Theresa May has introduced an authorities overview to grasp how members of the Windrush technology "got here to be entangled in measures" designed to sort out unlawful immigration.
Writing on Twitter, Labour MP David Lammy stated Mrs Maya former house secretarywanted to return to Parliament to elucidate how the 63 people had been removed, describing the revelation as "really a day of nationwide disgrace".
Mr Javid grew to become house secretary final month after Amber Rudd resigned, saying she "inadvertently misled" MPs over targets for eradicating unlawful immigrants.
The scandal had heaped stress on Ms Rudd, who confronted criticism after telling the house affairs committee she didn't learn about Home Office removals targets.