Along with the royal attendants, the palace announced eight other youngsters picked by the couple for a special role in the wedding ceremony.
Mr Markle said he would not be attending the wedding after suffering a heart attack six days ago - but said his decision also came after a deal was made public between him and a photo agency who took staged photos of him getting ready for the wedding.
At 7 a.m., onlookers will get their first glimpse of Prince Harry and Meghan Markle as the couple embarks around Windsor in a carriage to greet well-wishers, who hope to catch a glimpse of the couple sharing a kiss.
Meghan Markle's mom, Doria, is now on her way across the pond to attend her daughter's big day!
The most obvious choice for a suitable replacement is Markle's mother, Doria Ragland. So it's quite possible that Ragland will continue on and walk her daughter down the aisle.
Oil near November 2014 highs firm as markets tighten amid OPEC cuts
US President Donald Trump's withdrawal from a 2015 nuclear accord with Iran has driven oil to the highest since November 2014. Contrastingly, Opec's latest report was more bullish. "This time around, we expect much less of an impact".
By Tuesday, Thomas Markle had changed his tune, telling TMZ that he would be going to the wedding, even though he was reportedly back in the hospital for heart issues again.
The actress and activist has always been outspoken about her independence and it could be a telling gesture to walk herself down the aisle as she prepares to join the world's most famous family. "Ms. Markle is delighted to have her parents by her side on this important and happy occasion".
Prince Harry and Meghan Markle are tying the knot on Saturday.
"We are so privileged to live here in Te Aroha, beneath the mountain of love", she said.
Thomas' sentimental gift is a present from the royal family, and is part of royal tradition. He later told TMZ it was "stupid" but that he did not see it as a colossal mistake.