A Judahite (1Ch 2:52). Perhaps the name should be corrected to Reaiah (cf. 1Ch 4:2).
And Shobal the father of Kiriath-jearim had sons: Haroeh, half of the Menuhothites,
And Reaiah the son of Shobal begot Jahath. And Jahath begot Ahumai and Lahad. These are the families of the Zorathites.