Artists who with his wife have much age difference  

Mohammad Reza Shajarian & Katayoun Ansari (Age difference: 25 years)

Mohammad-Reza Shajarian (born 23 September 1940) is an internationally and critically acclaimed Persian classical singer, composer and Ostad (master) of Persian music.He has been called “homeland’s greatest living maestro of Persian classical music.” Shajarian is also known for his skills in Persian calligraphy, and humanitarian activities.