Siddiqui is a family name or surname belonging to the descendants of Abu Bakr, a companion of Muhammad. The title "Siddiq" (Arabic: Veracious) was given to the first Muslim Caliph (one of the Rashidun, or "Rightly guided" Caliphs) Abu Bakr by Muhammad. Siddiqui means The Truthful in Arabic.
Aman Name Meaning. Americanized spelling of German Ammann. Muslim (widespread throughout the Muslim world): from the Arabic personal name Aman 'trust', 'safety', 'protection', 'tranquility'. Aman is often used in combination with other names, for example Aman Allah (Amanullah) 'trust of Allah'.