I will only post about royals I have heard about. :-D
Denmark:
Marie will give birth to twins, identical boys, Noah and Marius or Marcus, April 29th.
Mary Will announce pregnancy in January/February, and give birth to a boy, Andreas, in August, (the 16th?)
Gustav and Karina will get engaged in September/October, if grandpas will is taken care off.
Nathalie Will be seeing a lot more of Alexander.
Alexandra (Berleburg) will maybe announce a third pregnancy, welcoming a girl, Amelié in May/June 2010.
Margrethe will have health troubles, but in the end of 2009, she will be fine.
Alexandra and Martin will have a baby boy in November
Greece:
Pregnancy for Alexia, boy in November.
Norway:
Mette-Marit will announce a pregnancy in April, giving birth in November.
Märtha-Louise will possibly announce a pregnancy in December.
Sweden:
Carl Phillip and Emma will call it quits, (And he will marry me. :-D).
Victoria and Daniel will announce their engagement in November.
Madeleine will be more public with her relationship to Jonas.
Holland:
Maxima will announce pregnancy in April, give birth in December, the 3rd? :-D
Belgium:
Nothing exciting, Mathilde will announce pregnancy in June 2010. :-D
Great Britain:
William and Kate will call it quits.
Edward and Sophie will announce a pregnancy in November.
Jordan:
Rania will announce her pregnancy in October.
Spain:
Letizia will, of course, announce her pregnancy 1 one week after Mary does so. She will give birth to a Girl, Sabrina. :-D
Monaco:
Albert will get engaged with Charlene in October/November, and shortly after announce a pregnancy,..