Who has won the most championships at WrestleMania?

Answer 1

WrestleMania 1-

Nikolai Volkoff/Iron Sheik won the Tag Team Championships

Wendi Richter won the Women's Championship

WrestleMania 2-

The British Bulldogs won the Tag Team Championships

WrestleMania 3-

Ricky Steamboat won the Intercontinental Championship

WrestleMania 4-

Brutus Beefcake won the Intercontinental Championship

Demolition won the Tag Team Championships

Randy Savage won the WWF Championship

WrestleMania 5-

Rick Rude won the Intercontinental Championship

Hulk Hogan won the WWF Championship

WrestleMania 6-

Demolition won the Tag Team Championships

The Ultimate Warrior won the WWF Championship (also defended the Intercontinental in that match)

WrestleMania 7-

The Nasty Boys won the Tag Team Championships

Hulk Hogan won the WWF Championship

WrestleMania 8-

Bret Hart won the Intercontinental Championship

Randy Savage won the WWF Championship

WrestleMania 9-

Yokozuna won the WWF Championship

Hulk Hogan then won the WWF Championship afterwards

WrestleMania 10-

Bret Hart won the WWF Championship

WrestleMania 11-

Owen Hart and Yokozuna won the Tag Team Championships

WrestleMania 12-

The Bodydonnas won the WWF Tag Team Championships

Shawn Michaels won the WWF Championship

WrestleMania 13-

Undertaker won the WWF Championship

WrestleMania 14

Cactus Jack and Chainsaw Charlie won the Tag Team Championships

Stone Cold Steve Austin won the WWF Championship

WrestleMania 15-

Hardcore Holly won the Hardcore Championship

Stone Cold Steve Austin won the WWF Championship

WrestleMania 16-

Hardcore Holly won the Hardcore Championship

Edge and Christian won the Tag Team Championships

Chris Benoit won the Intercontinental Championship

Chris Jericho won the European Championship

WrestleMania 17-

Kane won the Hardcore Championship

Eddie Guerrero won the European Championship

Chyna won the Women's Championship

Edge and Christian won the Tag Team Championships

Stone Cold Steve Austin won the WWF Championship

WrestleMania 18-

Rob Van Dam won the Intercontinental Championship

Triple H won the Undisputed Championship

WrestleMania 19-

Trish Stratus won the Women's Championship

Brock Lesnar won the WWE Championship

WrestleMania 20-

John Cena won the United States Championship

Chris Benoit won the World Heavyweight Championship

WrestleMania 21-

John Cena won the WWE Championship

Batista won the World Heavyweight Championship

WrestleMania 22-

John Bradshaw Layfield won the United States Championship

Mickie James won the Women's Championship

Rey Mysterio won the World Heavyweight Championship

WrestleMania 23-

Undertaker won the World Heavyweight Championship

WrestleMania 24-

Kane won the ECW Championship

Undertaker won the World Heavyweight Championship

WrestleMania 25-

The Colons won the World Tag Team Championships

Rey Mysterio won the Intercontinental Championship

John Cena won the World Heavyweight Championship

WrestleMania 26-

John Cena won the WWE Championship

John Cena - 4

Undertaker - 3

Stone Cold - 3

Hulk Hogan - 2

Demolition - 2

Randy Savage - 2

Edge - 2

Christian - 2

Kane - 2

Rey Mysterio - 2

Hardcore Holly - 2

Chris Benoit - 2

Yokozuna - 2

John Cena currently has the most titles captured at the grandest stage of them all, this however doesn't include any title defenses or any title matches won by means that do not switch a title over (countout/disqualification)

Answer 2

That answer is WWE Hall Of Famer Ric Flair. 16 time World Champion.

In WWE that answer is Booker T or King Booker.