Stamps of Monaco, May of any year
451 to 500 of 534
postage
2013, May 17 unwmk (no perf info)
| - | 1,05€ | multi | Duchy of Valentinois |
2013, May 22
| - | 1.85€ | multi | ||||
| - | 2.55€ | multi |
2013, May 22 200th Anniversary of the Birth of Giuseppe Verdi issue
| - | 1,55€ | multi |
2013, May 28 20th Anniversary of Monaco's Entry into the United Nations issue
| - | 0,80€ | multi | Aerial view UNO logo |
2014, May 7 Europa 2014 issue
| - | 0,83€ | multi | mandolin | — | — |
2014, May 30 World Cup 2014 issue
| - | 0.98e | multi | — | — |
2014, May 30 Bicentenary of the Treaty of Paris issue
| - | 2,10€ | multi | — | — |
2015, May 9
| - | 1,05€ | multi | Monaco ePrix | — | — |
2015, May 11 Europa 2015 issue
| - | 0,95€ | multi | — | — |
2015, May 11 150th anniversary of International Telecommunication Union issue
| - | 1,25€ | multi | — | — |
2016, May 9 Europa 2016 issue
| - | 1,00€ | multi | — | — |
2016, May 12
| - | 2,00€ | multi | Mercury teaching geography to Amor painting by Lagrenée | — | — |
2016, May 19 Opera Singers 2016 issue
| - | 1.36e | multi | Nellie Melba | — | — | |
| - | 2,50€ | multi | Enrico Caruso | — | — |
2016, May 19 Grace Kelly Movies 2016 issue
| - | 1.60e | multi | Rear Window | — | — | |
| - | 2,00€ | multi | The Bridges At Toko-Ri | — | — |
2017, May 2 National species 2017 issue
| - | 0,05€ | multi | Corallium rubrum | — | — | |
| - | 5€ | multi | Thick Rooted Campanula | — | — |
2017, May 9 10th Anniversary of Peace and Sport issue
| - | 0,85€ | multi | — | — |
2017, May 9 Europa 2017 issue
| - | 1,10€ | multi | — | — |
2017, May 16 Saint Martin's Gardens issue
| - | 0,73€ | multi | — | — |
2017, May 16 ASTANA 2017 - Energy of the Future issue
| - | 1.30e | multi | — | — |
2018, May 3 Europa 2018 issue
| - | 1,20€ | multi | — | — |
2018, May 15
| - | 2.40e | multi | Bardi Chateau | — | — |
2018, May 28 150th Anniversary of the Festival Commision of Saint-Roman issue
| - | 0,78€ | multi | — | — |
2018, May 28 25th Anniverary of Monacos Membership in the United Nations issue
| - | 1.30e | multi | — | — |
2019, May 6 (no wmk info)
| - | Ecopli | multi | arms of Monaco - Phil@poste 2019 | — | — |
2019, May 6 Europa 2019 issue
| - | 1.30€ | multi | Falco peregrinus | — | — |
2019, May 29 36th Conference of Ministers of La Francophonie issue
| - | 0.86€ | multi | — | — |
2019, May 29 100th Anniversary of the Birth of Fausto Coppi issue
| - | 0.86€ | multi | — | — |
2019, May 29 FIFA Women's World Cup 2019 issue
| - | 1,05€ | multi | — | — |
2020, May 6 Europa 2020 issue
| - | 1.40€ | multi | — | — |
2021, May 6 Europa 2021 issue
| - | 1.50€ | multi | Hippocampus guttalus | — | — |
2021, May 6 25th Anniversary of the ACCOBAMS Conservation Agreement issue
| - | 1.50€ | multi | — | — |
2021, May 25 200th Anniversary of the Birth of Gustave Flaubert issue
| - | 2.12€ | multi | — | — |
2021, May 25 200th Anniversary of the Birth of Fiodor Dostoïevski issue
| - | 2,56€ | multi | — | — |
2021, May 25 150th Anniversary of the Birth of Marcel Proust issue
| - | 3.00€ | multi | — | — |
2021, May 25 400th Anniversary of the Birth of Jean de la Fontaine issue
| - | 3.86€ | multi | — | — |
2022, May 9 Europa 2022 issue
| - | 1.65€ | multi | — | — |
2022, May 9 150th Anniversary of the Birth of Serge de Diaghilev issue
| - | 2.86€ | multi | — | — |
2022, May 23 International Bouquet Competition issue
| - | 1,14€ | multi | — | — |
2022, May 23 Polar Mission Exhibition at the Oceanographic Museum of Monaco issue
| - | 1.43€ | multi | — | — |
airmail
1946, May 20 1946 air a issue unwmk
| - | 50F | dkgrnbl | Prince Louis II 1870-1949 | |||
| - | 100F | red | Prince Louis II 1870-1949 |
1946, May 20 1946 air b issue
| - | 40F | red | Douglas DC-3 & arms of Monaco | |||
| - | 50F | brnred | Douglas DC-3 & arms of Monaco | — | — | |
| - | 100F | blgrn | Douglas DC-3 & arms of Monaco | — | — | |
| - | 200F | lil & vio | Douglas DC-3 & arms of Monaco |
1947, May 9 New York 1947 issue
| - | 50c | vio | Roosevelt as a collector |
451 to 500 of 534