The 17-year-old midfielder joins the club for around £8.5million on a five-year contract and will officially link up with Ange Postecoglou’s first-team squad this summer.
It is thought the initial fee could be increased by way of various add-ons.
Bergvall visited the club’s training ground on Monday and met with compatriot Dejan Kulusevski but then travelled to Barcelona as both clubs pushed hard to sign the highly-rated teenager.
🎙️ “It’s a really good Club with a great manager and a really hungry, young team that play good football.”
Lucas in his own words 🤍 pic.twitter.com/lU4Evx2ZgJ
— Tottenham Hotspur (@SpursOfficial) February 2, 2024
Spurs were one of the more active clubs during an otherwise slow January transfer window, with former Chelsea forward Timo Werner joining on loan from RB Leipzig and Romanian centre-back Radu Dragusin arriving from Genoa earlier this month.
Elsewhere on Deadline Day, young striker Alejo Veliz left Spurs to spend the rest of the season on loan with Sevilla in Spain.