Family name Jailani (Jailani 
, جيلاني 
) , throughout the world, is a common cognomen. The surname Jailani is characteristic of Malaysia, where it is quite a common surname, Brunei, and Sudan, where it is quite a rare surname. In absolute terms, it is the most numerous in South-eastern Asia, particularly Indonesia, Malaysia, and Philippines. Very seldom, Jailani is the forename as well as the last name.
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| Jailani | Philippines, Pakistan, India, Indonesia, Malaysia |
| جيلاني | Iran, Egypt, Sudan, Saudi Arabia, Algeria |
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jailani johari Malaysian politician, MY (b. 1965) |
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abdulkadir jailani Indonesian diplomat, ID (b. 1966) |
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| hasan jailani Indonesian politician (born 1973 in Sampang), ID (b. 1973) |
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| mohamed jailani researcher |
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| rozita jailani researcher |
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| ruhi fadzlyana jailani researcher |
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| jailani naro |
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| rahim jailani |
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| a. kadir jailani MY |
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