Guam's at-large congressional district comprises the entire area of the United States territory of Guam. Guam has been represented in the United States House of Representatives by a non-voting delegate since 1972.Guam v. Guerrero 290 F.3d 1210, 1214 fn. 5 (2002 9th Cir.) (citing 48 U.S.C. § 1711) Its first delegate, Antonio Borja Won Pat, had been serving as the Washington Representative lobbying for a delegate since 1965, elected for four-year terms in 1964 and 1968. It is currently represented by Republican James Moylan who has represented the district since 2023.

List of delegates representing the district Representative Party Term Congress Electoral history District established February 12, 1970 Vacant February 12, 1970 –January 3, 1973 Antonio B. Won Pat Democratic January 3, 1973 –January 3, 1985 Elected in 1972.Re-elected in 1974.Re-elected in 1976.Re-elected in 1978.Re-elected in 1980.Re-elected in 1982.Lost re-election. Vicente T. Blaz Republican January 3, 1985 –January 3, 1993 Elected in 1984.Re-elected in 1986.Re-elected in 1988.Re-elected in 1990.Lost re-election. Robert A. Underwood Democratic January 3, 1993 –January 3, 2003 Elected in 1992.Re-elected in 1994.Re-elected in 1996.Re-elected in 1998.Re-elected in 2000.Retired to run for Governor. Madeleine Z. Bordallo Democratic January 3, 2003 –January 3, 2019 Elected in 2002.Re-elected in 2004.Re-elected in 2006.Re-elected in 2008.Re-elected in 2010.Re-elected in 2012.Re-elected in 2014.Re-elected in 2016.Lost renomination. Michael San Nicolas Democratic January 3, 2019 –January 3, 2023 Elected in 2018.Congressman Gregorio Kilili Camacho Sablan. Kilili congratulates Michael San Nicolas, new Democratic Guam Delegate , November 6, 2018. Re-elected in 2020.Retired to run for Governor. James Moylan Republican January 3, 2023 –present Elected in 2022.Re-elected in 2024.

Recent election results

1972

1974

1976

1978

1980

1982

1984

1986

1988

1990

1992

1994

1996

1998

2000

2002

2004

2006

2008

2010

2012

2014

2016

2018

2020

2022

2024

References