of Prince Henry Queen Máxima: Grand Collar of the Order of Prince Henry Princess Beatrix: Grand Collar of the Order of Prince Henry Princess Margriet: Grand Cross of the Order of Christ Pieter van Vollenhoven: Grand Cross of the Order of Prince Henry Romania Princess Beatrix of the Netherlands : Socialist Republic of Romania: Grand Cross of the Order of 23 August : Collar of the Order of the Star of Romania (2001) Princess Margriet of the Netherlands : Socialist Republic of Romania: Grand Cross of the Order of 23 August Pieter van Vollenhoven : Socialist Republic of Romania: Grand Cross of the Order of 23 August Slovakia Princess Beatrix: Grand Cross of the Order of the White Double Cross Spain King Willem-Alexander: Knight Grand Cross of the Order of Isabella the Catholic (2001) Queen Maxima: Dame Grand Cross of the Order of Isabella the Catholic (2001) Princess Beatrix: Dame of the Order of the Golden Fleece (1,187th member; 1985) Dame Grand Cross of the Order of Isabella the Catholic (1980) Princess Margriet: Dame Grand Cross of the Order of Isabella the Catholic (1980) Pieter van Vollenhoven: Knight Grand Cross of the Order of Isabella the Catholic (1980) Sweden King Willem-Alexander: Knight with Collar of the Royal Order of the Seraphim Queen Maxima: Commander Grand Cross of the Order of the Polar Star (21 April 2009) Member of the Royal Order of the Seraphim (11 October 2022) Princess Beatrix: Member with Collar of the Royal Order of the Seraphim Recipient of the 50th Birthday Badge Medal of King Carl XVI Gustaf (30/04/1996) Recipient of the 70th Birthday Badge Medal of King Carl XVI Gustaf (30/04/2016) Princess Margriet: Commander Grand Cross of the Order of the Polar Star Pieter van Vollenhoven: Commander Grand Cross of the Order of the Polar Star Turkey Princess Beatrix: Member 1st Class of the Order of the State of Republic of Turkey United Kingdom King Willem-Alexander: Stranger Knight of the Order of the Garter (2018) Princess Beatrix: Stranger Lady of the Order of the Garter (8th Lady since 1901; 1989) Recipient of the Royal Victorian Chain (1982) Honorary Dame Grand Cross of the Royal Victorian Order (1958) Yugoslavia Princess Beatrix: Grand Cross of the Order of the Yugoslav Star African foreign honours Cameroon Princess Margriet of the Netherlands : Grand Cordon of Order of Merit Pieter van Vollenhoven : Grand Cordon of Order of Merit Cape