← Iván Calderón

IC
ER
WBO mini flyweight title · 12 rounds

Iván
Calderón
VS
Eduardo
Ray Marquez

Calderón · TD 9/12

Updated · Sources: English Wikipedia, Nevada State Athletic Commission — Results

May 3, 2003 · MANDALAY BAY RESORT & CASINO, LAS VEGAS, 🇺🇸

Calderón going in3-0-0
Marquez going in18-5-1
Confirmationofficial ★
MethodTD
Round9 of 12 · 0:43
TitleWBO mini flyweight title

Event

DateMay 3, 2003
VenueMANDALAY BAY RESORT & CASINO
CityLAS VEGAS
Country🇺🇸 United States
PromoterTop Rank, Inc.

All bouts of this event ›

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Eduardo_Ray_Márquez
✓
Nevada State Athletic Commission — Results
side neutral · observed 2026-10-14
boxing.nv.gov/uploadedFiles/boxingnvgov/content/results/2...
✓

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