Robbie, 45, is normally known as 'Mr' on his documents, but accounts filed to Companies House saw him change his title.The Sun reports that it's not known whether Robbie's name change is due to an administration error or an actual change in career.
His new details were listed in the latest accounts as director of publishing company Farrell Music Limited.
So which one is it Robbie? Have you miraculously become a doctor overnight?
Robbie, who's married to Ayda Field, often posts family updates on Instagram.
Earlier in September, Ayda, 40, shared a video of her husband walking hand in hand with their youngest daughter Coco.
The clip, posted to her Instagram account, is enough to melt even the hardest of hearts as the one-year-old totters along next to her daddy.
Ayda captioned the snap: "Sundays," followed by the hashtags "daddy day care" and "Coco pow."
Fans adored the video with one saying: "Too cute."
Aw that's lovely, well done Coco and daddy.
Another added: "Aw that's lovely, well done Coco and daddy."
"Oh that's so lovely to watch - Coco starts walking," said a third.
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