Carlos Sainz’s girlfriend Rebecca Donaldson drops one-word reaction on Charles Leclerc’s partner Alexandra Saint Mleux’s latest post Rebecca Donaldson, girlfriend of Williams F1 driver Carlos Sainz, left a one-word comment, “Gorgeous,” on Alexandra Saint Mleux’s Instagram post from the 2025 Cannes Film Festival, per. Saint Mleux, partner of Ferrari’s Charles Leclerc, stunned in a blush pink Georges Hobeika gown, marking her first Cannes appearance. The post, captioned “First time in Cannes yesterday was so memorable,” garnered over 500,000 likes, with comments from Hailey Bieber and others. Donaldson and Saint Mleux, who bonded in Ferrari’s garage when Sainz and Leclerc were teammates from 2021 to 2024, maintain a close friendship despite Sainz’s move to Williams. Frequently spotted together in the F1 paddock, their social media interactions, like Donaldson’s reaction, highlight their enduring camaraderie. While Leclerc and Sainz compete fiercely on the track, their partners’ supportive exchanges off it continue to charm fans, showcasing a stylish and heartfelt connection.

At the 2025 Cannes Film Festival, Alexandra Saint Mleux, girlfriend of Ferrari F1 driver Charles Leclerc, made a stunning debut in a blush pink Georges Hobeika gown. Her Instagram post, captioned “First time in Cannes yesterday was so memorable,” quickly went viral, drawing over 500,000 likes and attention from celebrities including Hailey Bieber. Among the flood of praise, a one-word comment stood out: “Gorgeous,” left by Rebecca Donaldson, partner of Williams F1 driver Carlos Sainz.

Donaldson’s elegant comment didn’t go unnoticed by fans, many of whom admire the strong friendship between the two women. Donaldson and Saint Mleux first connected during the time their partners were teammates at Ferrari from 2021 to 2024. Their bond grew steadily, often seen in the paddock supporting Leclerc and Sainz. Despite Sainz’s switch to Williams for the 2025 season, the women have continued to maintain a close and supportive relationship.

Their social media interactions, like this one, highlight a refreshing and heartfelt dynamic that contrasts with the fierce competition between their partners on the racetrack. Fans of Formula 1 appreciate this display of genuine friendship, which adds a human and stylish touch to the often-intense world of motorsport.

As the F1 world continues to evolve with team changes and rivalries, the camaraderie between Rebecca Donaldson and Alexandra Saint Mleux serves as a reminder that bonds off the track can remain unshaken. Their continued public support for one another, through moments like this Cannes appearance, reinforces a narrative of grace, loyalty, and friendship—qualities that resonate deeply within the F1 community and beyond.