Archduke Alexander of Austria (b.26 September 1990) [son of Archduke Carl-Christian of Austria (b.1954) & his wife Marie-Astrid, nee Princess of Luxemburg (b.1954)]
married Natacha Roumiantzeff-Pachkevitch (b.November or December 1987) [daughter of Nicholas Roumiantzeff-Pachkevitch & his wife Maria, nee Meeuwissen]
in the Eglise Saint-Pierre in Beloeil (Belgium) on 30 September.
Alexander is fourth of five children, youngest son and last one who marries.
Source: their wedding thread.
Infanta Maria Francisca of Portugal, Duchess of Coimbra (b.3 March 1997) [daughter of Duarte Joгo, Duke of Braganza (b.1945) & his wife Isabel Ines de Castro Curvelho de Heredia (b.1966)]
married Duarte Maria de Sousa Araújo Martins (b. 14 May 1992) [one of four sons of Pedro Martins and & his wife Maria do Carmo de Sousa Araújo]
in the Palace of Mafra, Mafra (Portugal) on 7 October.
Maria Francisca is second of three children, only daughter and first one who marries.
She has two brothers: Infant Afonso of Portugal, Prince of Beira (b. 25 March 1996) and Infant Dinis of Portugal, Duke of Porto (b. 25 November 1999).
Source: their wedding thread.
Other couples who got married this year:
Louis-Nicolas Crépy (b.1995) [son of Clothilde d'Evreux, became Princess Clotilde of Orléans in 1999 (b.1968) {herself eldest of four children of Michel of Orléans, count of Évreux (b.1941) & his first wife Beatrice Pasquier de Franclieu (b.1941)} & her husband Edouard Crépy (b.1969)]
married Carolina Torío Ballester (b.1997).
He is the eldest of his parents' five children and first one who marries, as well as his maternal grandparents' grandchild who marries.
His younger brother Charles-Édouard (b.1996) will marry Anna-Magdalena Goebel next year.
Other siblings are Gaspard-Marie (b.1999), Augustin (b.2005) & Éléonore (b.2007).
Source:
http://heinbruins.nl/LouPhil.html
Count Maximilian Formentini (b.1993) [son of Count Filippo Formentini (b.1964) {himself son of late Baroness Alice Taxis von Bordogna und Valnigra, became Alice Tasso de Saxe-Coburgo e Braganзa in 1951 (1936-2013) & her husband Count Michele Formentini (b.1929)} & his wife Maria Vittoria, nee Mattiroli (b.1967)]
married Marina Barbato.
Maximilian is the eldest of three sons and first one who marries; his brothers are Alexander (b.1997) & Sebastian (b.2006).
Source: as above.