Giancarlo Bianchetti is a guitarist from Molinella, a town in the Bassa Bolognese area of the province of Bologna. He studied classical guitar at the Girolamo Frescobaldi Conservatory in Ferrara with Leonardo De Angelis and graduated in 1994 with top marks and honors. Alongside the conservatory course he studied jazz guitar and functional harmony with Antonio Cavicchi, and he developed his jazz playing in the busy Bologna scene of the 1990s together with a fellow Molinella native, the tenor saxophonist Carlo Atti.

His biography lists his first festival appearances in 1988 and 1990. He played at Umbria Jazz in 1988 with the Doctor Dixie Jazz Band and in 1990 with a trio led by trumpeter Marco Tamburini. Also in 1990 he took part in the JazzBo festival in a quintet with Atti and the drummer Louis Hayes, and in 1992 he accompanied the trumpeter Jack Walrath and Tony Castellano at the Euro Jazz Festival in Ivrea. A cassette of a quartet date with Atti, bassist Marco Forti and drummer Fabio Grandi, dated February 11, 1989, is listed on Discogs. The musicians he names as regular partners include Luigi Bonafede, Renato D'Aiello, Piero Odorici, Andrea Pozza, Ares Tavolazzi and Riccardo Zegna, along with Alberto Borsari, Luciano Milanese, Andrea Papini and Jimmy Villotti. The same biography adds Robert Bonisolo, Bobby Watson, Eliot Zigmund, Steve Grossman, Tony Scott and Bibi Rovere to the list of players he has worked with. On record from the same decade he is the guitarist on Miss Etna (Caligola, 1996), an album by the Keptorchestra with Joe Lovano as guest soloist and Piero Odorici in the saxophone section.

The part of his career that reached the largest audience was in song. From the mid-1990s he was the guitarist in the band of the singer-songwriter Vinicio Capossela, and Discogs credits him on guitar on Il ballo di San Vito (1996), on L'indispensabile (2003) and, much later, on Tredici canzoni urgenti (2023). His name also turns up on pop and cantautore records by Paola Turci (Oltre le nuvole, 1997), Paolo Conte (Elegia, 2004) and Francesco Guccini (Ritratti, 2004), and on Jimmy Villotti and Sisar Ruby's 1997 album Solo difficoltà. These are band and session credits on pop records, and Discogs files them under pop, not jazz.

The jazz side runs in parallel and becomes more visible after 2000. A working relationship with the Bologna singer Silvia Donati, begun in 1990, continued into Continuando (Blue Serge, 2012), where he plays seven-string acoustic guitar and cavaquinho beside guitarist Sandro Gibellini and clarinetist Mauro Negri. He is the guitarist on accordionist Simone Zanchini's Fuga per Art (Dodicilune, 2008), on the Dimitri Sillato Playground album Periferiche sospese (El Gallo Rojo, 2009), where he plays guitar and drums, and on the Quartetto Terrestre album Secondo gradino (2012) with clarinetist Achille Succi. In 2016 he recorded Deep Changes with the singer Alessia Obino and the trio Cordas, with Enrico Terragnoli on banjo and Dimitri Sillato on violin.

His closest long-running partnership is with the saxophonist Pietro Tonolo. According to Tonolo's own biography, Tonolo invited him in 2003 to join a quartet with the pianist Paolo Birro and the bassist Marco Micheli, and the two have since worked as a duo. Bianchetti plays acoustic and electric guitar on Tonolo's Dajaloo (Parco della Musica Records, 2013), a project that sets jazz against West African percussion and followed a journey to Senegal, and electric guitar and electronics on Tonolo's Too Many Pockets (Parco della Musica Records, 2018), where he also wrote one of the ten pieces. The two made ElectroMonk (2017), a set of nine Thelonious Monk pieces with electronics, filmed live in a studio in Cesate near Milan with the drummer Giovanni Giorgi, and then Songs We Like (Fonè, 2019) as the Tonolo & Bianchetti Duo, a program of standards and jazz pieces by Bill Evans, Cole Porter, Steve Lacy, Henry Mancini and Antonio Carlos Jobim, recorded without editing in a cellar in Certaldo Alto.

His name also appears as a co-leader on other recent records. Amigos do Violão - Live (2022) is a duo with the Sardinian guitarist Gabriele Deiana, recorded at the Jazzin' Olbia festival and filed on Discogs under jazz and Latin with bossa nova and samba styles. In the same year he played seven-string electric guitar on Milagro, a quartet record by Nelide Bandello's Bar Tritolo with saxophonist Piero Bittolo Bon and Enrico Terragnoli. Riot (Parco della Musica Records, January 2023) is a guitar trio billed jointly to Bianchetti, bassist Enzo Pietropaoli and drummer Alessandro Paternesi, reworking songs by George Harrison, Stevie Wonder, Bob Marley and Suzanne Vega among others. The Jazz Club of Ferrara billed a guitar trio of Bianchetti, his former teacher Cavicchi and Daniele Santimone for November 8, 2026.

Bianchetti works in two lanes that are often kept together in Italian music. On one side is a conservatory-trained classical guitarist who was a band member for roughly a decade behind one of the country's best-known singer-songwriters, with further credits on records by Paolo Conte, Francesco Guccini and Paola Turci. On the other is a jazz guitarist whose recent records are almost all with improvisers: Tonolo, Pietropaoli, Paternesi, Gibellini, Zanchini, Succi, Sillato and Terragnoli. The pop work is the better known of the two, and this profile says so plainly rather than treating the Capossela years as a footnote.

The instrumentation of his best-documented records tells most of the story. In the Tonolo duo, with no bass or drums, the guitar has to carry harmony and pulse together, and the repertoire of Evans, Porter, Lacy, Mancini and Jobim is mainstream modern jazz played with a chamber-music economy. In Too Many Pockets and ElectroMonk he adds electronics and effects to Ellington and Monk material, and on Dajaloo he works inside a horn and percussion ensemble with West African players. The seven-string guitars (acoustic on Continuando, electric on Milagro) and the cavaquinho on the Donati record point to a Brazilian strand in his playing, which his duo album with Gabriele Deiana makes explicit.