The Ibrox boss was asked about interest in the player and said: “I’ve never spoken to Nobel Mendy.”
The central defender currently plays for Real Betis in Spain’s La Liga.
The Rangers Review reported earlier this week that the Govan club would pay £2million for Mendy, making him their tenth signing of the summer transfer window.
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The 20-year-old is understood to be keen on a move to Glasgow, despite interest from Rayo Vallecano.
He is expected to sign a long-term deal until the summer of 2029, with an option to extend the move for a further season.
The speculation about Mendy comes as Rangers have agreed a £6million deal to sell left-back Jefte to Brazilian club Palmeiras.
The club will make a considerable profit on the 21-year-old, who joined them for £600,000 last summer.