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Zak Yamauchi

File IOL-690 · National rank 7421 · 2028 class

Zak Yamauchi

#56· BYU ·IOL ·So ·2029 Draft · Las Vegas, Nevada

6'4"Height 320 lbWeight

RepresentationNo agency on file

Boom-or-BustHigh CeilingHigh School ProducerTransfer

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Overview Background Scouting Stats Media & News

Media & News

247Sports Jan 12, 2026
BYU adds Stanford offensive lineman Zak Yamauchi out of the transfer portal - 247Sports
247Sports Oct 18, 2021
Zak Yamauchi, BYU Cougars, Interior Offensive Lineman - 247Sports

SCOUTSZN

Scouting Report

July 29, 2026

Zak Yamauchi #56

BYU · IOL · So · 2029 Draft · Las Vegas, Nevada

6-4 · 320 lbs

3.1

Raw Prospect

Floor 1.7 · Ceiling 7.0

#7421 overall · #690 IOL of 15102

Scouting Verdict

Stanford transfer OL2 (portal 3* OVR910); 3-star pedigree (HS n634), no production. Young rotational lineman.

Ceiling · 7.0

2026 rotation (OL2) — some opportunity; significant upside (+3.9) · up-year team · Big 12 draft-temper.

Floor · 1.7

Unproven — wide downside if it doesn't translate; downside −1.4.

Pedigree

3★ recruit · Natl #634 · Pos #56 · State #7

Path: Stanford → BYU

Profile Tags

Boom-or-BustHigh CeilingHigh School ProducerTransfer