Red Bull's Sergio Perez scored his second win of the season in Sunday's Singapore Grand Prix ahead of Ferrari's Charles Leclerc as title favourite Max Verstappen was forced to put his championship champagne on ice after finishing seventh.
Vasseur and his compatriot Nicolas Todt, son of Jean and manager of Ferrari's Monegasque driver Charles Leclerc, are close and founded the junior series ART racing team together.
Leclerc's performance on Saturday earned him his sixth pole from eight races so far this season, and fourth in a row.
Sergio Perez beat teammate and championship leader Max Verstappen to win the Azerbaijan Grand Prix on Sunday and continue Red Bull's Formula One domination with a double success in Baku.
An angry Leclerc dropped to fourth after Ferrari called him in again for slicks and then told him, too late, to stay out after Sainz also pitted and went directly from wets to the dry tyres.
India's Rohan Bopanna and Ramkumar Ramanathan registered a resounding straight-set win to cruise into the doubles semi-finals but it was the end of the road for compatriot Sania Mirza and her Ukrainian partner Nadiia Kichenok, in Adelaide, on Friday.
The Dutch driver won the race at Suzuka, with Leclerc demoted from second to third behind Red Bull's Sergio Perez for cutting the final chicane while defending from the Mexican on the last lap.
Verstappen hustled his Honda-powered Red Bull around the popular figure-of-eight layout in one minute, 29.304 seconds
Max Verstappen dashed Ferrari's home hopes and won the Italian Grand Prix
Ferrari's Charles Leclerc secured pole position for the Singapore Grand Prix on Saturday after a furious Max Verstappen was forced to abandon his fastest lap for fear of running out of fuel.
Charles Leclerc put Ferrari on pole position for Formula One's season-opening Bahrain Grand Prix
The victory on a hot afternoon at Le Castellet was Verstappen's seventh of the season and 27th of his career.
IMAGES from the Belgian F1 Grand Prix
Leclerc had seized the lead at the start, and held it through an initial safety car period, before Verstappen made up for his poor getaway and passed the Monegasque -- whose tyres were fading fast -- with a late move around the outside.
Formula One championship leader Charles Leclerc took pole position for the inaugural Miami Grand Prix ahead of Ferrari team mate Carlos Sainz in a front row lockout in qualifying on Saturday.
Ferrari's Carlos Sainz claimed his first Formula One victory on Sunday in a thrilling British Grand Prix halted by a first-lap crash and with the added mayhem of a track invasion by protesters.
Verstappen goes into the Formula One record books as the pole setter for the weekend, however, regardless of where he starts on Sunday.
Max Verstappen won the Spanish Grand Prix in a Red Bull one-two on Sunday
Charles Leclerc seized pole position for the Italian Formula One Grand Prix and sent Ferrari hopes soaring on Saturday while Mercedes' George Russell joined him on the front row once penalties were applied.
Red Bull's Formula One championship leader Max Verstappen won the Hungarian Grand Prix from 10th on the starting grid on Sunday as Ferrari rival Charles Leclerc suffered another strategy nightmare.
The pole was Leclerc's seventh of the season and 16th of his career.
Formula One leader Max Verstappen handed his Red Bull team a home pole position for Saturday's sprint race at the Austrian Grand Prix after Mercedes rivals Lewis Hamilton and George Russell crashed in qualifying.
Charles Leclerc overcame a late throttle scare to win the Austrian Grand Prix for Ferrari on Sunday and become Formula One championship leader Max Verstappen's closest rival.
Lewis Hamilton believes Charles Leclerc has usurped four times world champion team mate Sebastian Vettel as Ferrari's favourite.
Charles Leclerc crashed at the end of qualifying for his home Monaco Grand Prix on Saturday
Lewis Hamilton won his home British Grand Prix for a record-extending eighth time on Sunday despite a 10-second penalty for a controversial first lap collision that sent Red Bull rival Max Verstappen crashing out of the race.
Finland's 2007 Formula One World champion Kimi Raikkonen will leave Ferrari at the end of the season in a swap with Sauber's Charles Leclerc, both teams announced on Tuesday.
The crash at turn three of the Circuit de Catalunya on Wednesday morning was the first setback for the 2018 runners-up with a new SF90 car that has otherwise looked impressively quick and reliable.
World champion Max Verstappen took maximum points from Formula One's Imola sprint weekend, leading a Red Bull one-two on Sunday as Ferrari's homecoming turned sour for overall leader Charles Leclerc and his Italian team.
Leclerc ended Ferrari's Italian Grand Prix win drought on Sunday
Verstappen took a grid penalty at the previous race in Russia and finished second after starting at the back of the field, his progress helped after late rain caused problems for others.
The pole was Charles Leclerc's second in a row
Charles Leclerc drove his Ferrari Formula One car through the streets of Maranello on Thursday as the Italian team fired up for the first time since the COVID-19 pandemic halted track activity in March. Ferrari said the 22-year-old Monegasque was the first driver of the modern era to have driven an F1 car through their home town.
Ferrari boss Mattia Binotto said the pair remain free to fight on track and if either is clearly faster than the other would be given preference.
Images from the Russian F1 Grand Prix in Sochi on Sunday
Valtteri Bottas ended his year-long drought with a dominant victory in Turkey on Sunday while unhappy Mercedes team mate Lewis Hamilton finished fifth and lost the Formula One championship lead to Red Bull's Max Verstappen.
Mercedes were summoned by stewards post-race for the infringement.
Max Verstappen lapped with a best time of one minute 27.422 seconds.
Ferrari announced a restructuring of their Formula One technical department on Wednesday after struggling in the first three races of a season so far dominated by Mercedes. The sport's oldest, most glamorous and successful team -- last year's runners-up -- are fifth in the championship with Sebastian Vettel and Charles Leclerc pushed into more of a midfield battle.
Formula One leader Lewis Hamilton put Mercedes on pole position for their 200th race at the German Grand Prix on Saturday while engine problems dashed Ferrari's hopes.