The word(s) "guardian" appears 69 time(s) in 63 verse(s) in Quran in Muhammad Habib Shakir translation.

(21) They shall have the abode of peace with their Lord, and He is their guardian because of what they did.

(22) Follow what has been revealed to you from your Lord and do not follow guardians besides Him, how little do you mind.

(23) O children of Adam! let not the Shaitan cause you to fall into affliction as he expelled your parents from the garden, pulling off from them both their clothing that he might show them their evil inclinations, he surely sees you, he as well as his host, from whence you cannot see them; surely We have made the Shaitans to be the guardians of those who do not believe.

(24) A part has He guided aright and (as for another) part, error is justly their due, surely they took the Shaitans for guardians beside Allah, and they think that they are followers of the right

(25) And Musa chose out of his people seventy men for Our appointment; so when the earthquake overtook them, he said: My Lord! if Thou hadst pleased, Thou hadst destroyed them before and myself (too); wilt Thou destroy us for what the fools among us have done? It is naught but Thy trial, Thou makest err with it whom Thou pleasest and guidest whom Thou pleasest: Thou art our guardian, therefore forgive us and have mercy on us, and Thou art the best of the forgivers.

(26) Surely my guardian is Allah, Who revealed the Book, and He befriends the good.

(27) And what (excuse) have they that Allah should not chastise them while they hinder (men) from the Sacred Mosque and they are not (fit to be) guardians of it; its guardians are only those who guard (against evil), but most of them do not know.

(28) Surely those who believed and fled (their homes) and struggled hard in Allah's way with their property and their souls, and those who gave shelter and helped-- these are guardians of each other; and (as for) those who believed and did not fly, not yours is their guardianship until they fly; and if they seek aid from you in the matter of religion, aid is incumbent on you except against a people between whom and you there is a treaty, and Allah sees what you do.

(29) And (as for) those who disbelieve, some of them are the guardians of others; if you will not do it, there will be in the land persecution and great mischief.

(30) O you who believe! do not take your fathers and your brothers for guardians if they love unbelief more than belief; and whoever of you takes them for a guardian, these it is that are the unjust.