Boxer Julio César Chávez Jr., son of the legendary Mexican fighter Julio César Chávez, was deported to Mexico on August 19, 2025, after being arrested in the United States for overstaying his visa and providing false information on a green card application. Upon his arrival in Mexico, Chávez Jr. was immediately transferred to a prison outside Hermosillo, in the northern state of Sonora, as he was wanted in the country for alleged ties to the Sinaloa Cartel, including arms and drug trafficking.

Mexican President Claudia Sheinbaum confirmed the deportation, stating, "I understand he was deported. I don't know if it was yesterday or this morning, but we were informed that he was arriving in Mexico." The investigation into Chávez Jr. by Mexico's attorney general, Alejandro Gertz Manero, had reportedly begun in 2019. President Sheinbaum further noted that Chávez Jr. had been wanted in Mexico since 2023, but his detention had been deferred because he spent most of his time in the U.S.

Chávez Jr.'s arrest in the U.S. occurred on July 2, 2025, by federal agents outside his Los Angeles home. This arrest came just days after his high-profile boxing match against American Jake Paul in California. Following his deportation on August 19, he was handed over to agents of the Federal Attorney General's Office in Sonora state and subsequently transferred to the Federal Social Reintegration Center in Hermosillo, where he remained for nearly a week and a half.

On Saturday, August 23, 2025, a Mexican judge in Hermosillo ruled that Chávez Jr. would face trial for the accusations of cartel ties but could await his trial outside of detention. Consequently, Chávez Jr. was released from prison on Sunday, August 24. The judge imposed a prohibition on him leaving Mexico and set a three-month period for further investigation into the case. His lawyer, Rubén Fernando Benítez Alvarez, has publicly dismissed the claims against his client as "speculation" and "urban legends."

The case against Chávez Jr. is part of a broader investigation initiated by Mexican prosecutors in 2019 into the Sinaloa Cartel, focusing on organized crime, human trafficking, arms trafficking, and drug trafficking, following a complaint filed by the United States. This extensive investigation has also involved 13 other individuals, including Ovidio Guzman Lopez, the son of convicted drug lord Joaquín "El Chapo" Guzman, who was arrested in January 2023 and extradited to the U.S. eight months later.

Chávez Jr.'s life and career have been marred by numerous scandals, often overshadowed by his famous father's legacy. He has publicly battled addiction to various drugs throughout much of his boxing career, leading to failed drug tests, suspensions, and criticism for his intermittent dedication to the sport. He won the WBC middleweight title in 2011, defending it three times, and shared the ring with boxing greats such as Canelo Álvarez and Sergio Martinez, losing to both.

Beyond his boxing career, Chávez Jr. has faced legal troubles. In 2012, he was convicted of drunken driving in Los Angeles and sentenced to 13 days in jail. More recently, in January 2024, he was arrested on gun charges for possessing two AR-style ghost rifles. He was released on a $50,000 bond, contingent on his attendance at a residential drug treatment facility, a case which remains pending as he regularly reports his progress.

His father, Julio César Chávez Sr., was a massive celebrity in the 1980s and 1990s, known to have associated with drug dealers and even claimed friendship with drug lord Amado Carrillo Fuentes. While the iconic fighter defended his son following his initial arrest, he has not made public statements since the deportation. The high-profile nature of Chávez Jr.'s case has garnered significant attention, particularly amidst the Trump administration's ongoing pressure on Mexico to intensify its crackdown on organized crime, which has included visa cancellations for notable Mexican artists and celebrities and increased deportations.