Mick Antoniw (Ukrainian: Мік Антонів; born 1 September 1954) is a Welsh Labour and Co-operative politician, who was Counsel General for Wales from 2021 to 2024,[1][2] having previously served in the position from 2016 to 2017.

[8] In 1981, he was elected as a Labour councilor to the South Glamorgan County Council for the Court ward, gaining the seat from the Conservatives.

His 11,864 votes amounted to over 50% of the poll; his majority over the second-placed Welsh Liberal Democrats candidate, Mike Powell, was 7,694.

[4] Antoniw visited Ukraine just prior to the 2022 Russian invasion of Ukraine alongside Plaid Cymru leader Adam Price in order to "show solidarity with workers and minorities" as they met workers, LGBTQ+ people, ethnic minorities and human rights defenders.

Antoniw ran in the first election for the post in 2020,[14] receiving endorsements from several trade unions including Unison, as well as Momentum,[15] the Labour Representation Committee[13] and the Campaign for Labour Party Democracy:[16] however, he was defeated by former First Minister of Wales Carwyn Jones, who won 5,195 votes to Antoniw's 4,933.