Sienna Miller spotted locking lips with Tom Sturridge

Updated: May 18, 2011, 12:34 PM IST

London: Actress Sienna Miller has gone public with her romance with actor Tom Sturridge - the couple was spotted kissing each other in Vienna.

They have been photographed walking around the Austrian capital Vienna arm in arm, kissing and cuddling, reports

Miller was previously in a relationship with actor Jude Law.