Sources of cognates festdays information

1. Maria Vladimirovna: Succession to the Russian Imperial Throne, 2nd ed. Moscow: Novyj vek, 1999. ISBN 5-900053-14-9. Page 95.

2. Maria Kirillovna: Court Calendar for 1917

3. Kira Kirillovna: Court Calendar for 1917

4. Helena Vladimirovna: Court Calendar for 1917

5. Olga Nikolayevna: Court Calendar for 1917

6. Tatiana Nikolayevna: Court Calendar for 1917

7. Maria Nikolayevna: Court Calendar for 1917

8. Anastasia Nikolayevna: Court Calendar for 1917

9. Xenia Alexandrovna: Court Calendar for 1917

10. Olga Alexandrovna: Court Calendar for 1917

11. Maria Pavlovna: Court Calendar for 1917

13. Maria Alexandrovna: Court Calendar for 1917

14. Catherine Ioannovna: Court Calendar for 1917

15. Tatiana Constantinovna: Court Calendar for 1917

17. Vera Constantinovna: Court Calendar for 1917

18. Olga Constantinovna: Court Calendar for 1917

19. Vera Constantinovna: Russian Imperial House //Suvorin's Russian calender, 1910

20. Marina Petrovna: Court Calendar for 1917

22. Nadezhda Petrovna: Court Calendar for 1917

23. Nina Georgievna: Court Calendar for 1917

24. Xenia Georgievna: Court Calendar for 1917

25. Irina Alexandrovna: Court Calendar for 1917

26. Anastasia Mihailovna: Court Calendar for 1917

30. Maria Alexandrovna: Kammer-Furier Journal, July 22 (August 3), 1800

34. Catherine Mihailovna: there is only one St.Catherine's day

37. Alexandra Pavlovna: Kammer-Furier Journal, April 21 (May 3), 1800

38. Helena Pavlovna: Kammer-Furier Journal, May 21 (June 2), 1800

39. Maria Pavlovna: Kammer-Furier Journal, July 22 (August 3), 1800

40. Catherine Pavlovna: there is only one St.Catherine's day

41. Olga Pavlovna: Kammer-Furier Journal, July 11 (22), 1793

42. Anna Pavlovna: Kammer-Furier Journal, February 3 (14), 1800