Mundo Deportivo says Spurs have registered their interest with Barca for Coutinho in the event they lose Harry Kane in the coming weeks.
Should they sell the England captain, Spurs are prepared to use the cash raised to move for Brazil international Coutinho.
New Spurs manager Nuno was keen on Coutinho last year while in charge of Wolves and remains a fan.
Early indications are that Tottenham will seek a loan arrangement for the former Liverpool star.
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