What day of the week was September 23, 1988?

The day of the week September 23rd, 1988 fell on was a Friday.

Juan Martín del Potro the Argentinian tennis player was born on 23 September in 1988. As was Anthony Straker the English-Grenadian footballer , Yannick Weber the Swiss ice hockey player .

Tibor Sekelj the Yugoslavian explorer and author (b. 1912) died on this day in 1988.

José Canseco of the Oakland Athletics becomes the first member of the 40–40 club.