Diana Ketler was born in Riga into a well-known family of musicians. She commenced her studies of music and piano at the age of five at the E Darzins specialised music school in Riga and played her concerto debut at the age of 11 with the Latvian National Symphony Orchestra under the baton of Vassily Sinaisky. She graduated from the Latvian Academy of Music with a first class Honours degree in 1993, the Mozarteum Academy in Salzburg and Royal Academy in London. In 1996/1997 and 2000/2001 Diana was awarded the Hodgson Piano Fellowship at the Academy. Diana has appeared as a soloist with orchestras around the world and is frequently engaged at festivals, for solo recitals and masterclasses. Diana is currently a professor of piano at the Royal Academy of Music and artistic director of the Chiemgauer Musikfrühling Festival in Bavaria, Germany.