Friday 25 July 2014 - 3:14pm July 25 - Zulu King Goodwill Zwelithini will marry his sixth wife at Ondini Royal Palace on Saturday. Swaziland-born Zola Mafu will formally exchange vows with the King, ten years after joining the royal family. ULUNDI - Preparations are well under way for the royal wedding of Zulu King Goodwill Zwelithini to his sixth wife. Thousands of dignitaries are on the guest list for the nuptials on Saturday. The king is set to marry 27-year-old Swazi national, Zola Mafu. Mafu joined the royal family in 2004 and gave birth to Prince Nhlendla the following year. Although the king paid lobolo for her, the ceremony has been delayed a number of times.