Signed from Dutch outfit Willem II for a bargain fee in the summer of 1999, Hyypia went on to make 464 appearances in a red shirt, netting 35 goals.
His honours list with the Reds makes for impressive reading too - two FA Cups, two League Cups, one UEFA Cup and, of course, the 2005 Champions League.
We mark the 20th anniversary of Hyypia's debut for the Reds with eight of his finest moments during his 10-year stay at Anfield...
Being spotted by the colossus Ron Yeats...
Ron Yeats, dubbed Liverpool's 'colossus' by Bill Shankly, knows a thing or two about defending so it should come as no surprise that the great Scot played a major part in the arrival of Hyypia.