La Roja secured their world title courtesy of a decisive strike from Ferran Torres, whose goal proved enough to seal victory over the defending champions in a tightly contested final.
Following the historic triumph, clubs across Europe whose players featured for Spain congratulated their stars with heartfelt messages highlighting their contributions throughout the tournament.
Athletic Club, home to Spanish internationals Unai Simón, Aymeric Laporte and Nico Williams, praised both the players and national team coach Luis de la Fuente.
"Three players from Athletic Club, led by another former rojiblanco footballer, world champions.
"Congratulations, De la Fuente, Unai Simón, Laporte and Nico Williams!
"The name and values of a club #UniqueInTheWorld at the top of the world. Whatever the destination, there is always an origin, a family, a home."
Barcelona, which had a strong representation in Spain's World Cup-winning squad, celebrated its players with a simple but emphatic message.
"Lamine Yamal, Ferran Torres, Dani Olmo, Pedri González, Pau Cubarsí, Eric Garcia, Pablo Gavi, Joan Garcia… WORLD CHAMPIONS!"
French champions Paris Saint-Germain paid tribute to midfielder Fabián Ruiz, posting:
"World Champion. Congratulations, Fabián."
Manchester City also celebrated midfielder Rodri, sharing a photo of him lifting football's most prestigious trophy alongside the caption:
"Our Rodri lifting the #FIFAWorldCup trophy."
Real Sociedad hailed captain Mikel Oyarzabal, who enjoyed an outstanding tournament.
"Mikel Oyarzabal is a world champion. He becomes the first player to achieve this milestone as a txuri urdin player. 5 goals and one assist in the @fifaworldcup Congratulations, Mikel!"
Premier League side Arsenal recognised the achievements of three of its players who featured in Spain's successful campaign.
"Three more World Cup-winning Gunners.
"Congratulations to Mikel, Martin and David on a truly incredible tournament."
Meanwhile, Tottenham Hotspur shared an image of Pedro Porro kissing the World Cup trophy with the brief caption:
"Our Pedro."
The reactions reflected the pride felt across Europe's top clubs, many of which saw their players play key roles in Spain's successful World Cup campaign, culminating in Sunday's memorable victory over Argentina.