Title: List of NCAA Division I men's basketball champions
Content:  of California, Los Angeles (UCLA) has been the most successful college in the NCAA Tournament, winning 11 national titles. Ten of those championships came during a 12-year stretch from 1964 to 1975. UCLA also holds the record for the most consecutive championships, winning seven in a row from 1967 to 1973. Kentucky has the second-most titles, with eight. North Carolina is third with six championships, while Duke and Indiana follow with five each. Baylor is the most recent champion, having defeated Gonzaga in the final of the 2021 tournament. Among head coaches, John Wooden is the all-time leader with 10 championships; he coached UCLA during their period of success in the 1960s and 1970s. Duke's Mike Krzyzewski is second all-time with five titles.
Title: U.S. Cup
Content: 🇺🇸 united states 3 times (1992, 1995, 2000) ; 🇲🇽 mexico 3 times (1996, 1997, 1999) ; 🇩🇪 germany 1 time (1993) 
Title: United States at the CONCACAF Gold Cup
Content:   The United States national team has participated in all fifteen editions of the CONCACAF Gold Cup since its foundation in 1991 to replace the CONCACAF Championship. The United States is also the second-most successful team in the tournament, having won seven titles since the beginning of the Gold Cup, behind Mexico by just two titles. Before the Gold Cup however, the United States only qualified for two of the previous ten CONCACAF Championships (1985 and 1989). Since its inception in 1991, the CONCACAF Gold Cup is continually hosted or co-hosted by the United States (due to the United States being the only country that can host a profitable tournament), therefore the United States have frequently participated in the tournament and are considered to be one of the two major teams alongside Mexico. They have reached the final ten times, losing four out of five times when facing Mexico, but winning the other five finals against various opponents.
Title: 2011 CONCACAF U-17 Championship
Content:  The U.S. has won the CONCACAF championship twice at this level, in 1983 and 1992, but because those were U-16 events, the U.S. has technically never won the CONCACAF U-17 Championship. When the qualifying tournament was held as two groups in separate venues, the U.S. won its group three times (2001, 2003, 2005).
Title: National championship
Content: 🇺🇸 United States Swimming National Championships 
Title: NCAA Division I Men's Basketball Tournament
Content:  so too has the tournament's popularity. Currently, millions of Americans fill out a bracket, attempting to correctly predict the outcome of 63 games of the tournament (not including the First Four games). With 11 national titles, UCLA has the record for the most NCAA Men's Division I Basketball Championships; John Wooden coached UCLA to 10 of its 11 titles. The University of Kentucky (UK) is second, with eight national titles. The University of North Carolina is third, with six national titles, and Duke University and Indiana University are tied for fourth with five national titles. The University of Connecticut (UConn) is sixth with 
Title: National championship
Content: 🇺🇸 The Masters Tournament ; 🇺🇸 The United States Open Championship ; The Open Championship ; 🇺🇸 The PGA Championship 
Title: 1974 NCAA Division I Basketball Tournament
Content:  seventh consecutive national championship) earlier in the season. The Wolfpack became the fifth team in history to win the national championship playing in its home state. CCNY won the 1950 NCAA championship (as well as the NIT championship) at Madison Square Garden in New York City, Kentucky won the 1958 championship at Freedom Hall in Louisville, and UCLA won both the 1968 and 1972 championships at the Los Angeles Memorial Sports Arena. UCLA also would win the 1975 championship in its home state, at the San Diego Sports Arena. No team has accomplished the feat since then, although the Kansas Jayhawks won the 
Title: Solheim Cup
Content:  In the 17 competitions through 2021, the United States leads the series 10 to 7.
Title: 2017 U.S. Open Cup Final
Content:  Sporting Kansas City had previously won the U.S. Open Cup in 2004, 2012, and the 2015, and to date, are the only Kansan club to have ever won the honor. To reach the final, Kansas City hosted three of their four cup fixture heading to the final.

Question: who has won the most united states championships?
Answer: Lex Luger.
Ric Flair.