 Mestizo have a prevalence of clefting of 9.7 per 10,000 live births (Kirby, Petrini & Alter, 2000).In Sucre, Bolivia the prevalence rate of CL +/- P is 1.23 per 1,000 live births (McLeod et al., 2004).Al Omari & Al-Omari (2004) reported that no study exists that has specifically looked at clefting among Jordanians prior to their investigation.