Quick Definition
Reuben
Strong's Definition
Ruben (i.e. Reuben), an Israelite
Derivation: of Hebrew origin (H07205);
KJV Usage: Reuben
Thayer's Greek Lexicon
Ρουβην (in Josephus, Antiquities 1, 19, 8 Ρ᾽ουβηλος), ὁ, (ψΒΰεΜαΕο, i. e. Behold ye, a son! Gen_29:32 (cf. B. D. under the word)), Reuben, Jacob's firstborn son by Leah: Rev_7:5.
Mounce Concise Greek Dictionary
Ῥουβήν Rhoubēn 1x
Reuben, pr. name, indecl., Rev_7:5
Abbott-Smith Greek Lexicon
Ῥουβήν , ὁ ,
indecl .,
( Heb . H7205 ),
Reuben : Rev_7:5 .†
STEPBible — Tyndale Abridged Greek Lexicon
Ῥουβήν, ὁ indecl., (Heb. רְאוּבֵן),
Reuben: Rev.7:5.†
(AS)