Sergio Andres Roitman (born 16 May 1979), nicknamed 'Motoneta' (Shotgun in Spanish)[1] is a retired professional tennis player from Argentina.

[2][3] Roitman, along with Dudi Sela, Diego Schwartzman, and Camila Giorgi was one of a number of recent Jewish tennis players ranked in the top 100.

[4][5] His father (Hugo) is an executive salesman for a plastic enterprise company, and his mother (Lidia) is a retired financial adviser.

[13] 2006 saw Roitman finish in the Top 100 of ATP rankings for the first time in his career, he compiled a 41–19 match record, and won two titles in Challenger action.

[11] 2007 was the most successful season for Roitman, where he reached his highest ranking and finished in the top 75 for the second straight year, highlighted by a career-best 11 ATP match wins and three Challenger titles.

[15][16] On September 25, 2009, he announced that the Copa Petrobas Challenger in Buenos Aires would be his last professional tournament, citing injuries as the main reason for his retirement.