(updated Oct 2019)

Hailing from Adelaide, William Jack (1995) is a unique music artist who explores multiple genres and styles.

William began learning guitar at age 5 and performed from age 10 in a band called ‘Rockin Sox’ with Milush Piochaud and Max Slattery. For a kid’s band, they were highly successful across SA, which developed William’s love for rock music. As a young virtuoso guitarist, he performed on numerous occasions as a soloist with Martin Butler and the Adelaide Youth Strings. During his high school years, William developed a love for Jazz music. He was a member of the Jazz SA Superbands and participated in numerous small jazz ensembles. He studied Jazz guitar with Steve Wilson and Mike Bevan. He sought after two of his fellow colleagues and long time friends Sami Butler and Louis Cann to form a young fusion/original pop rock band known as ’50 in the city’ ( The band had many successful gigs including appearances at the Elder Park Carols by Candlelight and the Clipsal 500. The trio also competed in numerous competitions including the Red Bull Bedroom Jam, which successfully led them to Sydney for a show with ‘The Getaway Plan’. The boys also won a scholarship to study at the Julliard Winter Jazz School in Melbourne with esteemed professionals including Rodney Jones and Carl Allen. They recorded numerous original singles and hosted live concerts across the city.

William studied classical cello from age 7 and continued throughout high school with Adelaide Symphony Orchestra members Chris Handley and Janis Laurs. After high school, William pursued cello performance studies at the Sydney Conservatorium of Music. He studied in Sydney with Danish cellist Georg Pedersen. As a chamber musician, he played with members of the Australian Chamber Orchestra and was selected by the Sydney Conservatorium to study at ESTIVO in Italy. He co-formed a Sydney based classical crossover duo @4x6music with Malaysian musician Avishanrai Singh. The duo performed on stage at the Sydney Opera House and represented Australia at Australia Day Circular Quay in 2017. In 2018, the duo toured Malaysia with a sold out show at The Bee. During his time at the Sydney Con, William performed in various ensembles and orchestras (including the Australian Youth Orchestra).

From 2017-18, William studied abroad in Vienna at the Universität für Musik und darstellende Kunst Wien. He studied in the class of Prof. Maria Sellner. As an orchestral player, he was a member of the Webern Symphony Orchestra and performed at the ORF RadioKulturhaus, Vienna Kozerthaus and the Musikverein Golden Hall with maestro Franz Welser-Möst. He studied chamber music with Peter Matzka, Peter Schuhmayer and Johannes Meissl.

During his first year in Europe, William was chosen to perform solo cello in David Geringas’ ‘stars of tomorrow’ concert in St. Blasien. He was a scholarship recipient at Thomas Demenga’s ‘Amici della Musica’ summer course in Trapani. William attended the International Cello Festival in Rutesheim to study jazz cello with Stephan Braun. He performed as a soloist plus guest with orchestra and returned the following year to study with Wen-Sinn Yang and perform Giovanni Sollima for their 10-year anniversary.

William’s debut single ‘Keep Away’ was recorded in 2018 at Wundenberg studios during his visit home in Adelaide. The single was co-written and performed with percussionist Sami Butler. He followed up the debut with his acoustic track titled ‘The Corner’.

In 2019, William moved to London to base himself as a British/Australian musician. He is currently working in the west end and with British Franco-Chinese violinist Laure Chan ( The two artists create new instrumental works for violin, cello & guitar that fuse multiple genres. Their initial EP release is underway and due to reach music platforms in 2020.

William has been fortunate to receive other masterclasses from world-renowned artists such as Giovanni Sollima, Julian Smiles, Umberto Clerici, Wolfgang Aichinger, Howard Penny, Natalie Clein and Pei-Jee Ng.

William currently performs on a German ‘Schanbl’ Cello.