Uno August "Uuno" Railo (born Rosenberg, 5 January 1887 – 10 November 1934) was a Finnish sprinter.
He finnicized his familyname from Rosenberg to Railo on 12 May 1906.He entered to compete in the 1908 Summer Olympics, but did not start due to a muscle strain.He won the Finnish national championship gold in 100 metres and 400 metres in 1909.
He broke four Finnish national records:
long jump, 649 centimetres, in Tampere on 3 July 1907
100 metres, 11.0 and 10.8 seconds, both in Tampere on 4 August 1907
200 metres, 23.4 seconds, in Tampere on 5 September 1909He represented the club Tampereen Pyrintö and was its board member in 1908–1909.He moved to the United States in 1910.