Family name Yaacob (Yaacob 
) , all around the world, is a common cognomen. The last name Yaacob is habitual in South-eastern Asia, particularly Malaysia, where it is a common surname, Brunei, where it is quite a rare surname, and Singapore. In absolute terms, this name is the most popular in South-eastern Asia, particularly Malaysia, Singapore, and Indonesia. Much less frequently, Yaacob is the forename as well as the last name.
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| Yaacob | Indonesia, Egypt, Malaysia, Australia, Singapore |
| yaacob mizrahi (b. 1888) |
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yaacob ibrahim Singaporean politician, SG (b. 1955) |
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hashim yaacob MY (b. 1949) |
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| mohamed yaacob politician, MY (b. 1926) |
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| aharon ben ab-chisda ben yaacob Samaritan high priest (1927-2013) (b. 1927) |
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mohd amirul izwan yaacob Malaysian football referee, MY (b. 1986) |
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| ismail yaacob Malaysian politician, MY (b. 1949) |
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| suraya yaacob Malaysian politician, MY (b. 1969) |
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| safura yaacob Malaysian actress, MY (b. 1973) |
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| mohd ikhwan hadi yaacob researcher |
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| yaacob i ben aaharon ben shalma 120th Samaritan High Priest |
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| normalinda yaacob researcher |
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| norhayati yaacob researcher (ORCID 0000-0002-4249-6679) |
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| jamilah syafawati yaacob researcher (ORCID 0000-0001-7103-7327) |
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| mashitoh yaacob reseacher in New Zealand |
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