Some of the notable alumni of Thiagarajar School of Management include : 

• A.Sivathanu Pillai : Padma Bhushan recipient, former vice president of International Project Management Association, the present chairman of NIT Kurukshetra.
• Meerah Rajavel : Senior Director, IT Solution Delivery & Cloud Services, McAfee / Intel Security.
• Srinivasan Thiagarajan : Assistant Vice President at Cognizant Technology Solutions.
• Mariappan.M. : President - Marketing for Tyco Sanmar Limited & Xomox Sanmar Limited.
• Sashi Rajamani : Head of Grants Committee at Social Venture Partners, India.
• Gnanapriya.C : Principal architect at Infosys.
• Prabha Ramaraj : Leader - Commercialization & New Product Launches at 3M.