The South Yorkshire Mayoral Combined Authority is the combined authority for South Yorkshire in England, with powers over transport (public transport and major trunk roads only), economic development and regeneration.

On 17 September 2021, both its legal name and its brand name changed to the South Yorkshire Mayoral Combined Authority.

[3] This set out how the local authorities believed that by working together as a city region they could increase the economic output of the area by 12.6% by 2016.

The four Joint Issue Boards cover transport; Residential Offer (Housing Supply and Demand); Destination Management (Tourism and Inward Investment); and Knowledge Economy and Innovation.

The Combined Authority was established by statutory instrument under the Local Democracy, Economic Development and Construction Act 2009 on 1 April 2014.

The membership of the combined authority is as follows:[15][16][17][18] The Sheffield City Region Local Enterprise Partnership was established in 2012.

[20] In August 2011 the government announced the creation of the zone, which included the existing Advanced Manufacturing Park in Rotherham.