The 18-year-old featured in Liverpool’s 3-2 defeat to Southampton away from home at St. Mary’s Stadium.
The highly-rated winger did not start the match, but he came on as a substitute in the 87th minute.
Ojo has taken to Twitter to express his happiness at making his Premier League debut, and has admitted his disappointment at the final result.
Liverpool were 2-0 up against Southampton after just 22 minutes, but they conceded three goals in the second half to lose the game 3-2.
Jurgen Klopp’s side are ninth in the league table at the moment with 44 points from 29 matches.
The Merseyside outfit still have a chance of sneaking into the top four, but they do have to play better and hold onto leads better.
Liverpool will return to action at the start of next month when they take on Tottenham Hotspur at Anfield in the Premier League.