for the second time on April 6, 2005, against Philadelphia (with the Nationals, in their second game after moving from Montreal). Wilkerson also hit the first grand slam home run hit by a Washington Nationals player. On December 7, 2005, Wilkerson was traded to the Texas Rangers along with outfielder Terrmel Sledge and minor league pitching prospect Armando Galarraga for second baseman Alfonso Soriano. While playing for the Rangers in , Wilkerson hit three home runs in one game against the Los Angeles Angels of Anaheim – the third player to do so in 2007 behind Alfonso Soriano and Carlos Lee. An injury to, and later the trade of, Mark Teixeira led to Wilkerson making many of his starts at first base in 2007. On January 31, , Wilkerson signed a one-year, $3 million contract with the Seattle Mariners. On April 30, he was designated for assignment, and on May 8 was given his unconditional release. On May 9, he signed with the Toronto Blue Jays. On August 22, he was put on the 15-day injured list with lower back spasms. On October 30, 2008, Wilkerson filed for free-agency from Toronto. On February 16, , Wilkerson signed a minor league contract with an invitation to spring training with the Boston Red Sox. Wilkerson decided to retire in 2009, having had one hit in nine Triple-A at-bats in the Boston minor league affiliate. He retired with a .247 batting average, .350 on-base percentage and 122 career home runs. On February 23, 2010, Wilkerson attempted a brief comeback by agreeing to a minor league contract with the Philadelphia Phillies. However, he was released on March 29. Coaching career In 2014, Wilkerson agreed to manage a middle school baseball team at The King's Academy in West Palm Beach, Florida, leading the team to a league championship in his first year. After the season, Wilkerson was hired as the school's varsity baseball coach. Wilkerson is also a coach for USA Baseball. In 2014, he was named Volunteer Coach of the Year by the organization. On July 17, 2020, Wilkerson was hired by Jacksonville University as a baseball assistant. On January 30, 2023, the New York Yankees hired Wilkerson as their assistant hitting coach. Personal life Wilkerson married Dana Marie Gleason in 2006. They have three children—Ella, Ava and Max. In 2006, he was named a Kentucky Colonel by Governor Ernie Fletcher, the highest honor