רְאָיָהRᵉʼâyâh

proper name, masculine: hath seen

Pronunciation: reh-aw-yaw' · Hebrew/Aramaic (Old Testament) · H7211

Meanings

1. Judaite (1 Chronicles 4:2; 1 Chronicles 2:52)

2. Reubenite (1 Chronicles 5:5)

3. post-exilic name (Ezra 2:47; Nehemiah 7:50)

Same root

רָאָהrâʼâh · H7200to see, literally or figuratively (in numerous applications, direct and implied, transitive, intransitive and causative)
יָהּYâhh · H3050Jah, the sacred name

Where it appears

Appears 4 times in the Bible.

1 Chronicles 4:2 Shobal’s son Reaiah was the father of Jahath. Jahath was the father of Ahumai and Lahad. These were the families of the Zorathites.
1 Chronicles 5:5 Micah, Reaiah, Baal,
Ezra 2:47 Giddel, Gahar, Reaiah,
Nehemiah 7:50 Reaiah, Rezin, Nekoda,

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).