Roberto Marcelo Álvarez (born 23 February 1971) is an Argentine former professional tennis player.

[1] Álvarez competed on tour in the 1990s and early 2000s, reaching a best singles ranking of 288 in the world.

His only ATP Tour main draw appearances came at Bordeaux in 1992, where he lost in the first round to the eighth-seed Fabrice Santoro.

[2] He featured twice in the singles qualifying draw at Wimbledon and in 2002 won an ATP Challenger doubles titles in Trani.

[3] Following his retirement he coached French tennis player Florent Serra.