TMZ is reporting that Peter Frampton has filed for divorce from his Christina Elfers. The couple has been married for 15 years.

Frampton filed the divorce papers in L.A. County Superior Court citing irreconcilable differences.
Frampton and Elfers have one minor daughter together. Frampton is asking for joint legal custody ... but he wants primary physical custody to be awarded to Christina.

The most recent divorce is Frampton's third. Frampton was married to Mary Lovett untile 1973 and split from Barbara Gold in 1993.