Family name Khelfa (Khelfa 
, حلفة 
, حلفه ) , worldwide, is quite a rare surname. The family name Khelfa is characteristic of Algeria, where it is quite a rare surname, Tunisia, and France, where it is a rare surname. Much less frequently, Khelfa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khelfa | Morocco, France, Egypt, Tunisia, Algeria |
| حلفة | Iraq, Yemen |
| حلفه | Yemen |
| albert khelfa Canadian politician, CA (b. 1945) |
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| djemila khelfa French journalist, FR (b. 1959) |
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| farida khelfa French actress and model, FR (b. 1960) |
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| didier khelfa French politician, FR (b. 1971) |
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| messaouda khelfa researcher |
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| shadi j s khelfa researcher (ORCID 0000-0003-3024-456X) |
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Mr, Lina, Lila, Lisa, Taha, Nina, Nour, Hadi, Fata, Fahd, Imad, Imen, Omar, Ouad, Wael, Yann, Zaki, Zied, Marie, Malak, Malik, Malek, Ryad, Riad, Reda, Raed, Ms, Med, Ali, Zou, Momo, Sara, Samy, Said, Saad, Amar, Mahdi, Amir, Amel, Adel, Asma, Aziz, Azou, Chad, Baha, Kais, Kiki, Rami, Amin, and Mouna