He was also awarded the Medal of Honor for Art and Science in the Order of the House of Orange and made a Knight of the Order of the Netherlands Lion.
Netherlands | Order of the British Empire | Order of Australia | Law & Order | Austrian Netherlands | Order of the Bath | Order of St Michael and St George | Dominican Order | Royal Victorian Order | Law & Order: Special Victims Unit | Distinguished Service Order | The Lion King | Order of Canada | Order of the Garter | New Order | Netherlands national football team | The Lion, the Witch and the Wardrobe | Lion | Order of Saint Benedict | Order of Friars Minor Capuchin | Order of the Crown of Italy | order | Independent Order of Odd Fellows | Royal Guelphic Order | Law & Order: Criminal Intent | Order of St. Olav | Royal Netherlands Navy | Order of St. Gregory the Great | Venerable Order of Saint John | Order of the Star of India |
He was made a Fellow of the British Academy in 1992, Corresponding Fellow of the Koninklijke Nederlandse Akademie van Wetenschappen (Royal Netherlands Academy of Arts and Sciences) in 1994, won the American Historical Association’s Leo Gershoy Prize in 2001, and was made Knight of the Order of the Netherlands Lion in 2004.
On 1 November 2013 Jansons was awarded Knight of the Order of the Netherlands Lion and received it from Dutch Minister of Education, Culture and Science Jet Bussemaker.