Ryan Dow joined the U -15 from Dundee United. While he played for the U-19 of the club, he was at the age of 19 years under coach Peter Houston made his professional debut in the league match of the Scottish Premier League against Rangers in May 2010. Two weeks later, he co-wrote with Scott Allan a new contract with a term until the end of season 2011/12. In the same season he won United the cup final against Ross County.
In the second half of the season 2010/11 Dow was awarded to the Scottish second division side Forfar Athletic. After his return to United, he came increasingly to inserts and scored in the League Cup score his first hit. The perspective players a month later extended the contract to 2014. In May 2012, he scored his first goal in the league against Inverness Caledonian Thistle.
With Dundee United:
- Scottish Cup Winners: 2009/10