Dr. Rahman’s scientific achievements have earned him major national and international awards across toxicology, respiratory science, aging biology, and environmental health. His honors reflect sustained excellence, innovation, and global impact.

With the American Thoracic Society (ATS), he has served as a program committee member and as chair for numerous symposia sessions on lung disease research, chair of the Lung Aging working group of the RCMB-ATS, and the past-President of Inhalation and Respiratory Specialty Section of the Society of Toxicology (SOT). He has been designated as a Fellow of the ATS. Through community education efforts, Irfan has also educated people about the dangers of smoking. Vaping, and other exposures in India, the United Kingdom, and the United States. In 2022, Irfan Rahman received an American Thoracic Society Recognition Award for Scientific Accomplishments. [8] He has been conferred with the 2023 SOT leading edge in basic science award recognizing for his contributions to pulmonary toxicology and specifically how e-cig and cigarette smoke cause lung injury and disease. [9]

Irfan has also been awarded a Senior Toxicologist Award by the SOT - Associations of Scientists of Indian Origin. [4] The award was presented to Dr. Irfan in the presence of several SOT meeting attendees, as well as several NIEHS officials. He received the award at the SOT 56th Annual Meeting and ToxExpo in Baltimore, MD, on Mar 13, 2017. [4][10]

Irfan received a Lifetime Achievement Award at the "National Conference (NCSCA-2019)" 11th National Conference on Solid State Chemistry and Allied Areas (NCSCA-2019), Nagpur, India. He was the recipient of a career achievement award from the IRSS SOT in 2013 in Inhalation Toxicology. He received an Outstanding Senior Investigator Award (2006) given to him by the Oxygen Society, Santa Barbara, CA.