Sito Alonso · Biography

The first title of Sito Alonso’s career was the 1999 Copa Aragón of the Liga EBA, won with Cosehisa Monzón. Born Alfonso Alonso Blasco in Madrid, he is a Spanish basketball coach who learned his trade on benches in Aragon. He was an assistant at Joventut Badalona and coached Joventut, Gipuzkoa Basket, Bilbao Basket, Baskonia and FC Barcelona in the Liga ACB before joining UCAM Murcia in January 2019.

Early years in Zaragoza and Monzón

He started coaching very young, in the 1987-88 season, at the Compañía de María school in Zaragoza. He then moved to Banco Zaragozano, where he coached a girls’ under-12 side, and to CN Helios, where he coached boys and girls at several youth levels and coordinated the club’s youth teams in 1991-92. His next stop was Cosehisa Monzón, in the province of Huesca. He started there as an assistant and later took over the first team in the Liga EBA, the Spanish fourth tier. He won the Copa Aragón with the club in 1999, 2002 and 2003. In 2004 he moved to CB Prat, also in the Liga EBA, and won his group in the 2004-05 season.

Assistant and head coach at Joventut

In 2005 he joined the Joventut Badalona coaching staff as an assistant. In his first season there, the club won the 2006 FIBA EuroCup and the Catalan League. The same year he coached the Aragon regional team in an official game against Japan, a 92-69 win. In 2008 he became Joventut’s head coach, which also marked his Liga ACB debut. He led the Badalona side until March 2010, when the club dismissed him.

Gipuzkoa Basket and Bilbao Basket

In 2011 he signed for Gipuzkoa Basket, then playing as Lagun Aro GBC. His work in San Sebastián earned him the AEEB Antonio Díaz Miguel award for the 2011-12 season, given by the Spanish basketball coaches’ association. He stayed with the club until 2014. During that period he also worked with Spain’s national teams. In the summer of 2013 he coached the Spain under-20 side to a bronze medal at the European Championship in Tallinn. In 2014 he was part of the senior team’s coaching staff at the World Cup held in Spain. That same year he moved to Bilbao Basket, where he spent two seasons, until 2016.

Baskonia, Barcelona and Cedevita

In 2016 he signed for Baskonia. In the 2016-17 season he took the Vitoria club to the EuroLeague playoffs. In the Liga ACB the team lost in the semifinals to Valencia Basket, and his time in Vitoria ended there. In the summer of 2017 he signed a two-year contract with FC Barcelona. The club dismissed him on 5 February 2018. On 8 June 2018 he joined Cedevita in Zagreb, Croatia, on a three-year deal, but the club let him go on 25 October 2018 after a poor start to the season.

UCAM Murcia

In late January 2019 UCAM Murcia hired him to replace Javier Juárez. He was the 30th head coach in the club’s history. In the 2023-24 season the Murcia side knocked out Unicaja in the Liga ACB semifinals and reached the first league final in its history. Real Madrid won the series 3-0: 84-76 on 8 June, 79-63 on 10 June and 84-73 in Murcia on 12 June 2024.

Latvia head coach

After EuroBasket 2025, the Latvian Basketball Federation appointed him head coach of the senior men’s team, replacing Luca Banchi, with the task of preparing the qualifiers for the 2027 World Cup. He took up the post on 1 October 2025 while keeping his job at UCAM Murcia. In March 2026 Janis Gailitis replaced him as head coach of Latvia.