Simplify the following text for a Grade 7 native English-speaking person.
Original: Kim Yoon-ok , also called Kim Yun-ok , ( ê ì ì , 1947 March 26 - ) is the wife of Lee Myung-bak -- The 17th Korean President , so she is the first lady of the Republic of Korea .
Simplified: Kim Yoon-ok ( born March 26 , 1947 ) is the current First Lady of the Republic of Korea .