There are alternatives for Los Blancos to consider, though.
The wide array of talents the Portuguese attacker possesses sets him apart from his teammates and many of his peers.
A Ronaldo departure is unlikely, but a quality attacking addition would still be welcome at the Bernabeu.
Madrid will undoubtedly continue to be linked to the top names in world football, with a big-name transfer a formality for the club.
They missed out on Neymar but won't give up until that marquee signing.
The players on this list all provide a massive attacking threat for their current sides and would definitely do the same for Madrid.
Here are six alternatives for Madrid if Cristiano Ronaldo leaves.
*Unless otherwise stated, all statistics courtesy of ESPN FC.