| Name | College | Notability |
|---|---|---|
| Lam Chui-kwan 林翠君 |
College of Business | Founder, Home Therapy |
| Lam Hiu-yan 林曉恩 |
College of Business | Executive Director & COO, Hana-musubi |
| Lam Hoi-kwan 林海君 |
College of Business | Chief Differentiation Officer, HeiQ Group |
| Lam Lee G. 林家禮 |
School of Law | Former Chairman, the Board of Directors of Hong Kong Cyberport Management Company Limited |
| Lam Wai-lam 林衞琳 |
College of Business | Founder & CEO, FundingReach Holdings Limited |
| Lam Wai-ming 林偉明 |
College of Business | Director of the major subsidiaries, China In-Tech Limited |
| Lau Kok-rui 劉國瑞 |
College of Science | Recipient, Best New Director and Best Original Screenplay, the 59th Golden Horse Awards |
| Lau Pui-yi 劉沛兒 |
College of Engineering | Founder, AWP resources |
| Lawrence Tzang Chi-hung 曾志雄 |
College of Science | Co-Founder and Chief Scientific Officer and director, Prenetics |
| Lee Chi-hong 李志康 |
College of Business | CEO, Associated Engineers Limited and Former President, HK Institution of Engineers |
| Lee Kin-ying 李建英 |
School of Law | Former CEO, Euroclear Bank Hong Kong Branch |
| Lee Yat-keung 李一強 |
College of Business | Managing Partner, Aqueduct Hills Consultant Limited |
| Leung Tai-yin 梁泰然 |
College of Business | Co-founder and Managing Director, Datality Lab Limited |
| Leung Yat-cheong 梁日昌 |
College of Business | Managing Director, New Wing Footwear Company Limited and Permanent Honorary President, The Federation of HK Footwear Limited |
| Li Pak-chuen 李百全 |
College of Business | Permanent Secretary for Home and Youth Affairs, HKSAR Government |