ABUAHMAD KhALAF (soli tavallud va vafot nomalum), amiri Siston, solhoi hukmroniash 963 – 988. U pas az kushta shudani padarash bo kumaki volii Bust – Makjul khukumati Sistonro ba dast girift. Abuahmad Xalaf dar ibtidoi amoratash az dodani khiroj ba umaroi somoni cap pechid.
Soli 964 Abuahmad Xalaf safari haj kard va fardero bo nomi Tohir ibni Abuali Muhammad Tamim ba khud jonishin tain namud. Amir Tohir bar tamomi umuri Siston musallat shud va vaqti bozgasht Abuahmad Khalafro baroi vorid shudan ba poytakht mone shud. Soli 965 dar Siston shurishe pyx dod va Somoniyon dar furu nishondani shurish dar in mintaqa yorii amali namudand.
Abuahmad Xalaf bo kumaki nizomii amir Mansuri Somoni khukumati Sistonro dubora ba dasti khud girift. Abuahmad Xalaf pas az istiqror dar Zaranj – poytakhti Safforiyon sipohiyoni amiri Khurosonro boz gardonid. Bad az soli 982 Abuahmad Xalaf amniyat va osoishi nisbiro dar Siston va atrofi on barqaror kard. Viloyolti Zobulistonu Khirot va Kirmoiu Fors, Qoyinu Bushanj niz az tobeoni amir Abuahmadi Xalaf mahsub meshudand.
Avzoi oshuftai dokhilii davlatdorii Somoniyon, ki dar okhiri asri 10 shiddat girifta bud, digar ba onho imkon na- dod, ki Sistonro dar tobeiyati khud nigah dorand. Amorati amir Abuahmad Xalaf va jonishinoni u dar Siston to soli 1003, yane to fathi sulton Mahmudi Gaznavi barjo bud. Abuahmad Xalaf amiri donishdust va fazilatparvar, darborash borgohi ilm va marifat budaast.
Chunonchi bo suporishi u ulamo va fuqahoi Siston tafsiri Quronro dar 100 jild faroham ovardaand va amir Abuahmad Xalaf 20 000 dinori zar bar musannifon ehdo kardaast. L. Boymatov.