John Steuart was the second Professor of Natural Philosophy at the University of Edinburgh. He trained in medicine at the University of Rheims, graduating in 1740. Returning to Edinburgh, he succeeded his father as Professor in 1742, a post he held until his death in 1759. Steuart was also the fifth Baronet Steuart of Coltness.

William Porterfield was born in Ayrshire in 1696. He studied in Glasgow before continuing at Reims and Leiden. He was examined and admitted as a Licentiate of the Royal College of Physicians of Edinburgh in June 1721 and later that year was elected a Fellow. Porterfield served as President of the College from 1748 to 1750 and became Professor of the Practice of Medicine in 1724.

Biography: William Porterfield

David Kinneir received his medical degree from the University of St Andrews on 12 June 1714. He was licensed to practise on 23 August 1723 and admitted as a Fellow Licentiate of the Royal College of Physicians of Edinburgh on 4 February 1724, without examination.

Also recorded as David Bayne.
 

George Oswald received his Doctorate of Medicine from the University of Rheims on 11 August 1696. He was awarded an eundem gradum from the University of Edinburgh on 16 November 1723, recognising his previous credentials. He was licensed to practise on 21 November 1723 and admitted as a Fellow of the Royal College of Physicians of Edinburgh on 4 February 1724. The College minutes note that he was admitted socius and paid twenty shillings sterling to the Treasurer for use of the College dispensary.

John Rutherford was born in Yarrow, Selkirkshire. He studied philosophy and mathematics at the University of Edinburgh before apprenticing to the Edinburgh surgeon Mr Nisbit. After studying anatomy, surgery, and materia medica in London, he travelled to Paris, Leiden, and Rheims, where he graduated MD in 1719. On his return to Edinburgh, Rutherford, alongside Andrew St Clair, Andrew Plummer, and John Innes, petitioned the Town Council for permission to use a purchased house as a chemical laboratory and teaching space.

Painting: John Rutherford

Biography: John Rutherford

Andrew St Clair received his medical degree from the University of Angers on 10 July 1720. He was licensed to practise on 25 February 1724 and admitted as a Fellow of the Royal College of Physicians of Edinburgh on 3 November that same year. In 1726, alongside Rutherford, Plummer, and Innes, he petitioned the Town Council to establish medicine as a university subject. He was subsequently appointed Professor of the Theory and Practice of Medicine at the University of Edinburgh, where he later also taught physiology and the institutes of medicine. St Clair was a member of the Society of Medical Practitioners and of the Edinburgh Philosophical Society from 1739.

Also recorded as Andrew Sinclair.
 

Andrew Plummer received his medical degree from the University of Leiden on 23 July 1722. He served as Professor of Chemistry at the University of Edinburgh from 1726 to 1755. Plummer developed theories of attractive and repulsive forces later refined by William Cullen and Joseph Black. He created 'Plummer's pills', a compound of calomel, antimony sulphide, and guaiacum used to treat psoriasis and later syphilis. He was licensed to practise on 25 February 1724 and admitted as a Fellow of the Royal College of Physicians of Edinburgh on 3 November that same year. Plummer was also a member of the Edinburgh Philosophical Society and served on the committee managing the Edinburgh Royal Infirmary.

John Innes received his medical degree from the University of Padua on 21 November 1722. His initial application for a licence from the Royal College of Physicians of Edinburgh was declined for lack of evidence of qualification. On reapplication, he produced his diploma but refused to sign the required undertaking to observe College rules, and a licence was withheld until he complied. He was licensed to practise on 24 March 1724 and admitted as a Fellow on 2 November that same year. Innes lectured in medicine and chemistry at the University of Edinburgh and served on the Infirmary management committee.

Alexander Scott received his medical degree from the University of Rheims on 22 July 1713 and later obtained a patent from the University of St Andrews on 2 October 1724. He was admitted as a Fellow of the Royal College of Physicians of Edinburgh on 9 February 1725, without examination.

James Dundas received his medical degree from the University of Rheims on 22 August 1722. He was licensed to practise on 2 March 1725 and admitted as a Fellow of the Royal College of Physicians of Edinburgh on 2 November that same year. Dundas was a member of the Society of Medical Practitioners and one of ten physicians appointed to raise funds and plan the management of the Edinburgh Royal Infirmary. He also served as a governor of the Edinburgh Orphan Hospital.