Who is the CTO of Samsung Electronics?

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Updated Data as of September 2026

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Janghyun Yoon has been the President and Chief Technology Officer of the Device eXperience (DX) Division, Head of Samsung Research of Samsung Electronics since 2025 and reports to TM Roh. Janghyun Yoon is President and Chief Technology Officer of Samsung Electronics' Device eXperience (DX) Division and Head of Samsung Research, the company's global network of advanced R&D centers. Janghyun is one of 9 tracked leaders at the company.

Janghyun Yoon profile

JY
Janghyun Yoon
President and Chief Technology Officer of the Device eXperience (DX) Division, Head of Samsung Research, Samsung Electronics
CTO of DX since 2025

Appointed in the 2025 leadership reorganization, he directs software, AI and next-generation technology development across Samsung's consumer electronics and mobile products.

Reports to
TM Roh
Email
••••@samsung.com

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Other leaders at Samsung Electronics

LeaderEmailProfile
TRTM RohPresident and Chief Executive Officer, Head of Device eXperience (DX) Division ••••@samsung.com Profile →
YHYoung Hyun JunVice Chairman and Co-Chief Executive Officer, Head of Device Solutions (DS) Division ••••@samsung.com Profile →
PSPark Soon-cheolExecutive Vice President, Head of Corporate Management Office and Chief Financial Officer ••••@samsung.com Profile →
LJLee Jae-yongLee Jae-yongExecutive Chairman ••••@samsung.com Profile →
PHPark Hong-geunPresident, Head of Samsung Advanced Institute of Technology (SAIT) ••••@samsung.com Profile →
WCWon-joon ChoiPresident, Head of Research and Development, Mobile eXperience (MX) Business ••••@samsung.com Profile →
YKYong Kwan KimPresident, Corporate Management, Strategy and Operations, Device Solutions (DS) Division ••••@samsung.com Profile →
CKCK KimExecutive Vice President, Head of Digital Appliances (DA) Business ••••@samsung.com Profile →

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FAQ

Frequently asked questions

Who is Janghyun Yoon?

Janghyun Yoon is the President and Chief Technology Officer of the Device eXperience (DX) Division, Head of Samsung Research of Samsung Electronics (as of September 2026). CTO of DX since 2025. You can see their background and career history above.

What is Janghyun Yoon's background?

Janghyun Yoon is President and Chief Technology Officer of Samsung Electronics' Device eXperience (DX) Division and Head of Samsung Research, the company's global network of advanced R&D centers. Appointed in the 2025 leadership reorganization, he directs software, AI and next-generation technology development across Samsung's consumer electronics and mobile products.

How can I contact Janghyun Yoon at Samsung Electronics?

You can find and verify Janghyun Yoon's professional email and direct phone number with Derrick, from its web app or Google Sheets. Samsung Electronics's addresses generally follow the first.last@samsung.com pattern, but that individual address is not verified here, so confirm it before reaching out.

Who does Janghyun Yoon report to?

Janghyun Yoon reports to TM Roh. See the full org chart on the Samsung Electronics executives page.