National Amalgamated Labourers' Union

The National Amalgamated Labourers' Union was a trade union in the United Kingdom. It merged with the Transport and General Workers' Union in 1922.

The union was founded in 1889, initially based in Cardiff, and later in Swansea. Its membership long varied between 3,000 and 4,000, although by the 1910s, it was over 5,000.