2003 Fed Cup Americas Zone Group I – Pool B

Main article: 2003 Fed Cup Americas Zone

Group B of the 2003 Fed Cup Americas Zone Group I was one of two pools in the Americas Zone Group I of the 2003 Fed Cup. Four teams competed in a round robin competition, with the top teams coming first and second advancing to the play-offs, and the bottom team being relegated down to 2003 Group II. | title-1= | title-2=RR W–L | title-3=Set W–L | title-4=Game W–L | title-5=Standings | seed-1=40 | team-1-abbrev=BRA BRA | team-1=**** | match-w/l-1= 3–0 | set-w/l-1= 18–0 | game-w/l-1= 109–30 | standings-1=1 | seed-2=43 | team-2-abbrev=CUB CUB | team-2= | match-w/l-2= 1–2 | set-w/l-2= 10–11 | game-w/l-2= 84–91 | standings-2=3 | seed-3=48 | team-3-abbrev=PAR PAR | team-3= | match-w/l-3= 0–3 | set-w/l-3= 2–16 | game-w/l-3= 39–103 | standings-3=4 | seed-4=56 | team-4-abbrev=ESA ESA | team-4=**** | match-w/l-4= 2–1 | set-w/l-4= 9–12 | game-w/l-4= 89–97 | standings-4=2 | color-row-1= | 1v2=3–0 | 1v3=3–0 | 1v4=3–0 | color-row-2= | 2v1=0–3 | 2v3=2–1 | 2v4=3–0 | color-row-3= | 3v1=0–3 | 3v2=1–2 | 3v4=3–0 | color-row-4= | 4v1=0–3 | 4v2=0–3 | 4v3=0–3}}