An haife shi, a Lille, Faransa, a 1699; ya mutu a Valencia, Spain, a 1786.
Ya yi aiki da sojojin Spain, wanda ya kasance janar din. An kira shi mataimakin na 45 na New Spain, ya yi sarauta daga 25 ga Agusta, 1766 zuwa 22 ga Satumba, 1771. Ka'idarsa kawai ita ce cikakkiyar biyayya ga Sarki, wanda a koyaushe yake kira "maigidana." Dole ne ya aiwatar da korar 'yan Jesuit ( 25 ga Yuni, 1767) da kuma aiwatar da satar dukiyar Kamfanin, tare da ingantaccen taimakon mai duba Gálvez; kuma sun karɓi sojojin da Spain ta aika saboda yaƙin da ta yi da Ingila: rundunonin sojojin ƙafa na Savoy, Flanders da Ultonia, waɗanda suka isa Veracruz a ranar 18 ga Yunin 1768, da na Zamora, Guadalajara, Castile da Granada, waɗanda suka iso daga baya, ya zama duka maza 10,000.
Saboda fararen tufafinsu, waɗannan sojoji an kira su "blanquillos", dukansu daga ƙarshe sun koma cikin birni. Jami'an runduna ta Zamora sun shirya masu bautar. A lokacin gwamnatin Croix, an gina katafaren gidan Perote, yankin Alameda a cikin garin Mexico ya ninka sau biyu kuma an cire Santa Inquisicion burner daga kallon jama'a.
A ƙarshen aikinsa (13 ga Janairu, 1771) Majalisar Mexico ta IV ta fara, waɗanda shawarwarinsu ba su sami amincewar Majalisar Indies ko Paparoma ba. Croix ya tambaya kuma ya samu cewa a kara albashin mataimakin daga 40,000 zuwa pesos 60,000 duk shekara. Ya gabatar da abinci da kayan ado na Faransawa zuwa Mexico. Bayan yayi ritaya daga mataimakin, Carlos III ya nada shi babban hafsan janar na Valencia.
