- Collections of lost museums
- National Culture Day.150 years since the first celebration of Romanians abroad
- The passions of the kings of Romania (I)
JANUARY
FEBRUARY
- Delta of Moldova (common)
- Hawks
- Buzau, 590 years of documentary attestation
MARCH
- Famous women from Romania
- Flora from national reserves
- 2021, UEFA EURO U21 European Championship
APRIL
- Holy Easter 2021
- Theodor Pallady, 150 years since birth
- Europe 2021. Endangered national species
MAY
- Mushrooms
- Astronautics. Anniversaries
- Ladies of the Romanian Voivodes (I)
JUNE
- Iasi County, historical monuments
- The dog, man's friend
- Tudor Vladimirescu's revolution, 200 years
JULY
- Ion D. Berindei, 150 years since birth
- Romanian Postage Stamp Day. Seals of the Romanian rulers (II)
- Summer Olympic Games, Tokyo 2020
- The cities of Romania, Targu Mures
AUGUST
- 500 years since Neagoe Basarab’s passage into eternity
- Desert fauna
- Flamingo
SEPTEMBER
- Turtles
- European Year of Railways
- Danube Delta, 30 years since its inscription on the UNESCO World Heritage List
OCTOMBER
- Peles Castle. Collections (I)
- Exotic pigeons
- Centenary of the birth of King Michael I
NOVEMBER
- 100 years, Cantacuzino Institute
- Happy birthday, Nadia!
- Christmas 2021
- Joint stamp issue Romania - Moldova. Viticulture
DECEMBER
- Horses
- The passions of the kings of Romania (II)
Romfilatelia reserves the right to modify the postage stamp issue program, communicating any changes in a timely manner.