Spain left-back Marc Cucurella featured in the quarter-final win over Belgium.
His long hair and energetic play attracted further focus.
The quarter-final victory saw dramatically Spain into the semi-final.
Cucurella's defensive work helped keep Belgium at bay in the tense final minutes.
Cucurella is a father of a son with autism, and has become inspirational.
He says raising his child has altered his outlook on and off the pitch.
The personal story has ignited a viral memorable anthem online.
Eager social media users posted videos of his hair and the new anthem, receiving wide attention.
He said the support gives him confidence as a parent.
He continues to feature for both Spain and his club side, bringing consistency to the back line.