Ronaldo, 38, retains a huge global fanbase, despite having moved to the Saudi Pro League.
His highlights in the SPL still go viral, with his latest having unexpected consequences.
Videos on TikTok set to Macdonald’s 2007 hit “This is the Life” have seen the song gather huge new popularity.
It reached No28 in the UK singles chart upon release, and even made it to No1 in Austria, Belgium, the Netherlands and Norway.
Macdonald has now reached a new Arabic audience, thanks to Ronaldo’s highlight reels.
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The 36-year-old discussed the phenomenon while appearing on Restless Natives podcast.
She said: “I had started noticing I was getting a lot of comments in Arabic on social media.
“I was like ‘it looks lovely but I’ve got no idea what it says’ and there was just more and more of it.
“Somebody looked into it and there seems to be a lot of videos on social media using ‘This Is the Life’ that are like Ronaldo playing football in Saudi Arabia.
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“I said to one of my mates about it and they sent me a photoshop of Jordan Henderson wearing an Amy Macdonald tee-shirt.”
This is the Life now has over 380million plays on Spotify.
The world of football is nothing new for Macdonald, who is married to former Rangers defender Richard Foster.
Ronaldo, meanwhile, has provided plenty of highlight-worthy moments this season.
He has scored 14 goals in 13 appearances, also laying on seven assists.
The Portuguese star bagged a double yesterday as Al-Nassr beat Qatari side Al-Duhail in the Asian Champions League.
Sadio Mane and Talisca were also on the scoresheet.
Al-Duhail are managed by former PSG boss Chrostophe Galtier and possess Philippe Coutinho.