FC Barcelona fans chose Leo Messi's solo effort against Getafe in the semifinals of the Copa del Rey 2006/2007 as the greatest goal in the club's history.
At least 500,000 fans from 160 countries voted in the online poll which ran for three months.
Messi's goal obtained 45% of the votes, ranking ahead of 63 other goals.
Four goals, including three from Messi and one from Sergio Roberto, made it into the final voting round.
Messi's goals against Athletic Club in the Copa final and in the Bernabéu in the Champions League got 28% and 16% of the votes, respectively.
Sergio Roberto's goal against PSG received 11% of the votes.