Celebrating 25 Years!
From Prep to Pro, EST 2001








Name: Ty Dieffenbach (Double Transfer from Cal Poly/Pittsburgh)
College: UCLA      Number: 14
School Bio/Stats Link: HERE
Height: 6-5   Weight: 227
Position:  Pos2:
Class/Draft Year: rJr/2028

40 Low: 
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> Projected Round:   Stock:    



Combine Invite: 
Height: 6052
Weight: 227

Zybek PD3X AKA "Official"
40 Yard Dash (ET):
 
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10 Yard (ET): 
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225 Lb. Bench Reps: 
Vertical Jump: 
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20 Yrd Shuttle: 
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Dates: 
Hand:   Arm: 
Wingspan: 

Height: 6052
Weight: 227
40 Yrd Dash: 
20 Yrd Dash: 
10 Yrd Dash: 
225 Lb. Bench Reps: 
Vertical Jump: 
Broad Jump: 
20 Yrd Shuttle: 
3-Cone Drill: 

 

 





 Ty Dieffenbach, UCLA, Player News

  09/14/25 - QB Ty DieffenbachrJr/2028, UCLA, 6-5, 227 (DS#999 QB) + More +

  Ty Dieffenbach threw for three touchdowns, Michael Briscoe had four first-half touchdown grabs, and Cal Poly beat Division II-member Western Oregon 56-7 on Saturday night. Dieffenbach completed 8-of-11 passes for 192 yards before Anthony Grigsby took over. Grigsby went 7 for 11 for 138 yards and a touchdown and Jason Akins added 46 yards passing. Briscoe caught six passes for 148 yards with scoring plays of 70, 25, 2 and 5 yards. Cal Poly (2-1) led 35-0 at halftime after gaining 353 total yards. Western Oregon (1-1) got its lone score when Jordan McCarty threw a 29-yard touchdown to Cody Hall to make it 42-7. The scoring ended when Kresean Kizzy picked off a McCarty pass and returned it 74 yards with 2:43 left. - AP College Football

(DS#999 QB) rJr/2028 QB Ty DieffenbachUCLA
News Source: AP College Football
Share/Comment/External News Feed: Here


  09/01/25 - QB Ty DieffenbachrJr/2028, UCLA, 6-5, 227 (DS#999 QB) + More +

  WEEK 1 BIG SKY OFFENSIVE PLAYER OF THE WEEK: Ty Dieffenback, Cal Poly (QB, R-So., Calabassas, Calif.),...In his Mustang debut, Ty Dieffenbach led Cal Poly to a 41-17 win over San Diego to open the 2025 season. The redshirt sophomore transfer quarterback was 18-27 for 263 yards and two passing touchdowns, while adding 69 yards on the ground and another score to finish his day with 300-plus yards of offense. The weekly honor for Dieffenbach is the first of his career. Others Nominated, Offense: Marceese Yetts (EWU), Jordan Cooke (ISU), Kolbe Katsis (NAU), Peter Costelli (UNC). - Big Sky Football

(DS#999 QB) rJr/2028 QB Ty DieffenbachUCLA
News Source: Big Sky Football
Share/Comment/External News Feed: Here


  08/30/25 - QB Ty DieffenbachrJr/2028, UCLA, 6-5, 227 (DS#999 QB) + More +

  Tye Dieffenbach threw for two touchdowns and ran for another and Cal Poly was rarely threatened in its 41-17 win over San Diego in a season opener for both teams on Saturday. Dieffenbach completed 18-of-27 passes for 263 yards and threw touchdowns of 12 and 14 yards to Michael Briscoe in the first quarter for a 14-0 lead. The Mustangs pushed the lead to 24-0 when Dieffenbach scored on a 43-yard run just before halftime.

The Toreros drew within 27-17 early in the fourth when Adam Criter took his lone carry of the game 79 yards with 14:49 left to play. But on Cal Poly's following drive, Dieffenbach led a seven-play, 63-yard drive that lasted just 2:14 and ended when Tyrei Washington crashed in from a yard out, doubling the margin. Reserve quarterback Anthony Grigsby Jr. ended the scoring, throwing a 14-yard touchdown to Alek Marshall with 1:56 left. Dom Nankil threw for 202 yards and a touchdown for the Toreros. - AP College Football


(DS#999 QB) rJr/2028 QB Ty DieffenbachUCLA
News Source: AP College Football
Share/Comment/External News Feed: Here