| Rex Balsom | 
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|
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| Portrayed by | John-Paul Lavoisier | 
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| Duration | 2002–12 | 
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| First appearance | May 9, 2002 (2002-05-09) | 
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| Last appearance | January 12, 2012 (2012-01-12) | 
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| Classification | Past; regular | 
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| Created by |  | 
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| Introduced by | Gary Tomlin | 
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| | In-universe information | 
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 | Occupation | Private investigatorNightclub OwnerBusinessmanBellhopCon artist
 | 
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 | Family | Buchanan | 
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 | Parents |  | 
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 | Adoptive parents |  | 
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 | Stepmother |  | 
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 | Half-brothers |  | 
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 | Half-sisters |  | 
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 | Wife |  | 
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 | Sons | Shane Morasco | 
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 | Grandfathers |  | 
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 | Grandmothers |  | 
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 | Uncles |  | 
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 | Aunts | Corrine Balsom (foster) | 
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 | Nephews |  | 
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 | Nieces |  | 
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 | First cousins |  | 
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Rex Balsom is a fictional character from the American daytime drama One Life to Live, portrayed by John-Paul Lavoisier from May 9, 2002, to the show's finale on January 12, 2012.