Londoners interested in Fulham's Ryan Sessegnon, Ross Barkley of Everton and Celta Vigo midfielder Pape Cheikh Diop.
Ajax confirmed the 21-year-old would depart as Tottenham pay a transfer fee of €40 million (£36.6) that could rise to €42m (£38.4) with add-ons.
Tottenham have been linked with a number of right-backs as they search for a replacement for Kyle Walker, who has joined Manchester City.
Tottenham remain locked in talks with Ajax over Davinson Sanchez, but the defender has been named in the Dutch club's Europa League playoff squad.
Ajax have told Tottenham target Davinson Sanchez that they do not want to sell him this summer.
Check out three of the best strikes from Week 1 of the Eredivisie, including a picture perfect volley by Fredrick Jensen.