Surname Rr. (Rr. 
) , worldwide, is a rare last name. The surname Rr. is habitual in Indonesia, where it is a rare surname, Pakistan, where it is a very rare surname, and China, where it is an extremely rare surname. Predominantly, Rr. is the forename as well as the last name.
Ba, Soemarni, Soetarti, Soenarti, Soendari, Soekarti, Soekapti, Soeharti, Soemarti, Soewarti, Soemarsih, Soemijati, Soetjiati, Soelastri, Soeprapti, Soegiarti, Soemartini, Soewarni, Soepartini, Sugiarti, Suprapti, Jd, Ny, Sari, Aroem, Wulan, Saodah, Aminah, Sumiyati, Asiyah, Rahayu, Moelyati, Suharti, Soekesi, Kartini, Hartini, Hartati, Cabán, and Putri Utami