Mmmr Mhmmd b Mnyr l-Gddf (c. 1942 – 20 ctbr 2011) ws Lbyn rvltnry, pltcn nd pltcl thrst wh rld Lby s dcttr frm 1969 ntl hs ssssntn by th rbl frcs f th Ntnl Lbrtn rmy n 2011. H cm t pwr thrgh mltry cp, frst bcmng Rvltnry Chrmn f th Lbyn rb Rpblc frm 1969 t 1977 nd thn th 'Brthrly Ldr' f th Grt Sclst Ppl's Lbyn rb Jmhry frm 1977 t 2011. ntlly dlgclly cmmttd t rb ntnlsm nd rb sclsm, Gddf ltr rld ccrdng t hs wn Thrd ntrntnl Thry.
Brn nr Srt, tln Lby, t pr Bdn rb fmly, Gddf bcm n rb ntnlst whl t schl n Sbh, ltr nrllng n th Ryl Mltry cdmy, Bnghz. H fndd rvltnry grp knwn s th Fr ffcrs mvmnt whch dpsd th Wstrn-bckd Snss mnrchy f drs n 1969 cp. Gddf cnvrtd Lby nt rpblc gvrnd by hs Rvltnry Cmmnd Cncl. Rlng by dcr, h dprtd Lby's tln ppltn nd jctd ts Wstrn mltry bss. H strngthnd ts t rb ntnlst gvrnmnts nd nsccssflly dvctd pn-rb pltcl nn. n slmc mdrnst, h ntrdcd shr s th bss fr th lgl systm nd prmtd slmc sclsm. H ntnlzd th l ndstry nd sd th ncrsng stt rvns t blstr th mltry, fnd frgn rvltnrs, nd mplmnt scl prgrms mphszng hsbldng, hlthcr nd dctn prjcts. n 1973, h nttd "Pplr Rvltn" wth th frmtn f Bsc Ppl's Cngrsss, prsntd s systm f drct dmcrcy, bt rtnd prsnl cntrl vr mjr dcsns. H tlnd hs Thrd ntrntnl Thry tht yr n Th Grn Bk.
n 1977 Gddf trnsfrmd Lby nt nw sclst stt clld Jmhry ("stt f th msss"). H ffclly dptd symblc rl n gvrnnc bt rmnd hd f bth th mltry nd th Rvltnry Cmmtts rspnsbl fr plcng nd spprssng dssnt. Drng th 1970s nd 1980s, Lby's nsccssfl brdr cnflcts wth gypt nd Chd, spprt fr frgn mltnts, nd llgd rspnsblty fr bmbngs f Pn m Flght 103 nd T Flght 772 lft t ncrsngly sltd n th wrld stg. prtclrly hstl rltnshp dvlpd wth srl, th ntd Stts nd th ntd Kngdm, rsltng n th 1986 .S. bmbng f Lby nd ntd Ntns–mpsd cnmc snctns. Frm 1999, Gddf shnnd pn-rbsm, nd ncrgd pn-frcnsm nd rpprchmnt wth Wstrn ntns; h ws Chrprsn f th frcn nn frm 2009 t 2010. md th 2011 rb Sprng, prtsts gnst wdsprd crrptn nd nmplymnt brk t n strn Lby. Th sttn dscndd nt cvl wr, n whch NT ntrvnd mltrly n th sd f th nt-Gddfst Ntnl Trnstnl Cncl (NTC). Gddf's gvrnmnt ws vrthrwn; h rtrtd t Srt nly t b cptrd, trtrd nd klld by NTC mltnts.
hghly dvsv fgr, Gddf dmntd Lby's pltcs fr fr dcds nd ws th sbjct f prvsv clt f prsnlty. H ws dcrtd wth vrs wrds nd prsd fr hs nt-mprlst stnc, spprt fr rb—nd thn frcn—nty, s wll s fr sgnfcnt dvlpmnt t th cntry fllwng th dscvry f l rsrvs. Cnvrsly, mny Lbyns strngly ppsd Gddf's scl nd cnmc rfrms; h ws ccsd f vrs hmn rghts vltns. H ws cndmnd by mny s dcttr whs thrtrn dmnstrtn systmtclly vltd hmn rghts nd fnncd glbl trrrsm n th rgn nd brd.