He is the father of writer Franzi Ascher-Nash, who was born in Vienna on 28 November 1910 and died in Millersville, Pennsylvania, on 1 September 1991.(wiki).
He studied law at the University of Vienna where he received his doctorate in 1904. He also attended the Vienna Conservatory from 1898 and studied composition under Robert Fuchs and Franz Schmidt.
His daughter Franzi Ascher became a writer.
His artistic estate is kept at the Leo Ascher Centre of Operetta Music at Millersville University of Pennsylvania, which also provides the Leo Ascher Music Award of up to $1000 to undergraduates.
Leo wrote his first composition, a waltz at the age of 13 in 1893.