No, the designated person in the contract (the underwriter) must be the driver of the vehicle.
There is no “Bank Loan” type guarantee, the contract requires exclusive conduct.
The insurance contract shall be void in the event of deliberate reluctance or misrepresentation on the part of the insured, when such unwillingness or misrepresentation changes the object of the risk or diminishes the opinion of the insurer, even though the risk omitted or distorted by the insured was without influence on the loss.
The premiums paid then remain with the insurer, which is entitled to the payment of all the premiums due as damages.
Insurance Code, Article L113-8