The Foreign Office said officials were supporting the family of British boy who has died in Spain.
"We are aware of the death of a British national in the Malaga region of Spain," a spokesman said.
"We are providing consular assistance to the family at this sad time."
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Colo became a mother of three, grandmother of 16, great-grandmother of 12 and great-great-grandmother of three.
The district's director of homeland security has said officials are planning for 800,000 to 900,000 people to attend the ceremony.
The Supreme Court is set to decide on whether disabled travellers are legally entitled to have priority use of wheelchair spaces on buses.