Real parted ways with Alonso a little more than seven months after appointing him, following a poor run of results in all competitions.
The 42-year-old Arbeloa inherits a side trailing Barcelona by four points in LaLiga and reeling from a 3-2 defeat in Sunday's Spanish Super Cup final.
Kylian Mbappe's second-half penalty earned Real Madrid a hard-fought 1-0 home victory over Osasuna in their opening LaLiga game of the season
Real Madrid now have 45 points from 19 matches, second behind defending champions Barcelona.
Stuttgart stumble to 1-1 against Union, miss out on top three
Sevilla dismissed their manager Javier Garcia Pimienta on Sunday, two days after their 0-1 defeat at Valencia, marking their fourth consecutive LaLiga loss.
An RFEF judge ruled that in order to preserve the integrity of the competition only a case of force majeure would warrant a change to the official calendar, and that Real's case did not justify an alteration, Europa Press news agency reported.
Mbappe chasing Ronaldo record as Real Madrid host Celta
The Catalan side said they will be presented with the league trophy on Friday during a special celebration in the city.
Atletico had no shots on target until the referee awarded them the penalty for a handball by Getafe defender Omar Alderete which Sorloth netted with a low strike to the goalkeeper's left.
The system, featuring three centre backs and aggressive wing backs, marked a significant departure from the traditional 4-3-3 formation and appeared to address Real's defensive frailties from a disappointing, trophyless 2024-25 campaign.
LaLiga leaders Barcelona lost 1-0 to Leganes on Sunday
Barcelona stay on course to defend their Copa del Rey title with a 2-1 win over Albacete.
Mbappe fires Real Madrid to the summit, Bayern lose at home and Dortmund stay in the title hunt.
Barcelona beat visitors Girona 4-1 in the Catalan derby on Sunday
He is the youngest player to debut and score for Spain and in LaLiga, the Champions League and the Euros. He also holds the records for youngest player in a Clasico and youngest scorer in both the Super Cup and Copa del Rey.
A penalty from Kylian Mbappe in the 10th minute of stoppage time rescued Real Madrid, giving them an agonising 2-1 victory over local rivals Rayo Vallecano in LaLiga.
Cristiano Ronaldo birthday special coverage: Check Cristiano Ronaldo age, stats, total goals, career records, trophies and net worth details.
Real Madrid ended a turbulent week with a 2-0 LaLiga win over lowly Levante on Saturday courtesy of second-half goals from Kylian Mbappe and Raul Asencio.
'The only thing I can do is on the pitch -- to give my all. I won't always be technically perfect, but I will always give 100% for the team.'
Real Madrid fight back to beat Mallorca and put Barca party on hold
Raphinha scored twice as Barcelona overcame a two-goal deficit to secure a crucial 4-3 home victory against rivals Real Madrid in a pulsating Clasico on Sunday, edging them closer to the LaLiga title.
LaLiga's decision to stage a match in Miami later this year is good for football and a reward for the international supporters who pay to watch the league from afar, the Spanish soccer federation's (RFEF) president Rafael Louzan said.
Harry Kane scored his 36th goal of the season but Bayern Munich let a second-half lead slip to draw 2-2 with Hamburg SV.
Barcelona returned to the top of the LaLiga table with a comfortable 4-0 home victory over 10-man Real Sociedad on Sunday.
Real Madrid suffered a shock 2-0 loss and finished with nine men against Celta Vigo in LaLiga on Sunday.
Ferran Torres struck twice as Barcelona marked their long-awaited return to their Camp Nou Stadium with an emphatic 4-0 win over Athletic Bilbao on Saturday.
A summary of Saturday's action in LaLiga, Bundesliga and Serie A.
A summary of Saturday's action in Ligue 1, LaLiga and Bundesliga.
Raphinha struck twice late in the second half as Barcelona secured a hard-fought 2-0 victory over a resolute Osasuna side on Saturday, extending their lead at the top of the LaLiga standings to seven points.
IMAGES from the UEFA Champions League matches played on Tuesday
Barcelona striker Robert Lewandowski has suffered a torn thigh muscle, the club said on Tuesday, with the Poland captain facing a spell on the sidelines that could rule him out of next week's LaLiga clash against Real Madrid.
Undefeated since late December, Barca are the only team in Europe's top-five league who have yet to lose in 2025.
Inter edge Genoa to go top
Barcelona to return to Camp Nou on Saturday after two years
The Indian Premier League's overall brand value declined by 20 per cent to $9.6 billion in 2025 due to lost momentum in the league caused by tensions between India and Pakistan, and teams adjusting to their squad composition post the auction.
Late goals from Dani Olmo and Robert Lewandowski earned LaLiga leaders Barcelona a hard-fought 2-0 victory over Espanyol.
Real Madrid's struggles continued on Sunday as they battled to a 1-1 draw at Girona in LaLiga.
LaLiga leaders Barcelona beat Espanyol 3-1 in the Catalan derby on Sunday thanks to a first-half double from Dani Olmo and a goal from Raphinha.
Real Madrid manager Xabi Alonso declined to comment on Saturday after Barcelona winger Lamine Yamal suggested the capital club "cheat" and "complain" in a televised interview on Friday.