A survey predicts Farage's right-wing populist movement could return 14 MSPs next year enough to be part of a coalition at Holyrood to oust the SNP.
The Survation poll shows the SNP still on track to be the largest party after the 2026 election but with fewer MSPs.
Reform has no dedicated leader in Scotland and its most recent media event here was held outside a Glasgow chippy.
Support has risen despite the party being riven by in-fighting in recent weeks.
The poll suggests support for the SNP, Scottish Labour, and the Scottish Tories all face being squeezed by the rise of Reform. Its strongest support on the regional list vote is among those aged 16 to 24, replicating a trend for right-wing populist parties across the UK and Europe.
The poll of 1012 Scots puts the SNP on 34 per cent of the constituency share and 29 per cent on the regional vote, down one point and two points respectively from January.
Scottish Labour is up one point to 23 per cent in the constituency vote and down one on the list to 20 per cent.
Reform has risen sharply to 17 per cent in the constituency vote and 16 per cent on the list - its highest ever figures in a Scottish poll.
Calculations by the Diffley Partnership show this would result in 55 seats for SNP, 19 for Labour, 17 for the Tories, 14 for R...