With garden parties, state visits and a major christening, the pace of royal hat events reached nearly full speed in May. This brought us numerous new millinery designs with twelve beauties that stood out in particular to you, dearest readers, based on your comments. It’s now time to choose your favourite new royal hat worn last month.

Your twelve finalists are shown below in the order they were worn. Click on each picture below to jump back to original posts with additional photos and information on each hat:

1.  2.  3.

Princess Kiko in a navy and cream straw hat worn in Rome on May 11
Queen Mathilde’s ecru mushroom hat in widely woven straw by Fabienne Delvigne worn May 18
Princess Alexandra in a white picture hat green floral trim worn for a garden party on May 19

4.  5.  6.

Queen Mathilde’s pink calot with lace bow trim by Fabienne Delvigne worn for the Jordanian state visit May 19
Queen Máxima in a navy straw picture hat by Fabienne Delvigne worn to christen a ship on May 20
Princess Eugenie in a red straw beret cocktail hat with wire flower trim by Sarah Cant worn on May 24

7.  8.  9.  

Princess Beatrice’s black crin percher hat with white rose trim by Nerida Fraiman worn to a garden party on May 24
Queen Margrethe in a red bumper hat with rosette trim worn at Maribo Cathedral on May 24
Queen Sonja’s navy straw Bretton hat with ecru silk bow, band and brim edge worn May 25 

10. 11. 12.

Crown Princess Victoria in a white cocktail hat with silk roses and net veil by Philip Treacy worn on May 27
Queen Princess Madeleine’s pale pink silk rose and net headpiece worn for Prince Oscar’s christening on May 27 
Crown Princess Mary in a black straw picture hat sweeping, waved brim by Susanne Juul worn on May 27

Voting will remain open for ten days until Sunday, July 12 at midnight GMT and each computer or mobile device can vote once every 12 hours for as many hats as you wish. For added suspense, results will not be visible until the poll closes. Happy voting!

Photos fromEPA/Angelo Carconi via Alamy; John Thys via Getty; The British Monarchy; The Belgian Monarchy; Michel Porro, WPA Pool and WPA Pool via Getty; Billed Bladet;  NTB scanpix via The Royal House of Norway; Julian Parker, Luca Tauchmann and Andreas Rentz via Getty