|Residence||Tel Aviv, Israel|
|Born||October 13, 1975|
Tel Aviv, Israel
|Height||1.88 m (6 ft 2 in)|
|Highest ranking||No. 127 (8 October 2001)|
|Grand Slam Singles results|
|Australian Open||Q3 (1996)|
|French Open||Q3 (1998)|
|Wimbledon||Q1 (1996, 1997, 2000, 2001, 2002, 2003)|
|US Open||1R (1998)|
|Highest ranking||No. 109 (11 October 1999)|
|Grand Slam Doubles results|
|Australian Open||1R (2000)|
|French Open||1R (2001)|
|Wimbledon||1R (2000, 2001)|
|US Open||1R (2001)|
His career-high singles ranking was No. 127 (October 2001), and his career-high doubles ranking was No. 109 (October 1999).
In 1992, he reached the finals of the US Open boys' singles, losing 7–5, 6–2 to Brian Dunn of the United States. He and Yshai Oliel, who reached the boys' singles final at the 2017 Australian Open, are the only two Israelis to have reached the finals in a boys' Grand Slam event.
In October 1995, he upset world No. 97 Jeff Tarango in Tel Aviv, 6–4, 3–6, 7–5. In October 1998 he and Eyal Ran won in Uzbekistan. In December 1998 and February and April 1999, he and Ran won in Mumbai, Calcutta, and New Delhi, India. In October, he and Ran won in Tel Aviv, and he and Andrei Stoliarov won in Uzbekistan.
In July 2000, he and partner Eyal Erlich won in Istanbul, Turkey. In October 2000 in Germany, he defeated world No. 66 Martin Damm, 3–6, 6–1, 6–4. That same month he and partner Aisam-ul-Haq Qureshi of Pakistan won in Nevers, France. In July 2001 in Toronto, he beat world No. 53 David Prinosil, 6–1, 7–6(2). In September in Shanghai, he beat world No. 80 Andrew Ilie 7–5, 6–4. In January 2001, he and Andy Ram won in Aventura, Florida. In March, he and Noam Okun won in Kyoto, Japan, and in Hamilton, New Zealand.
In April 2002, he and Ota Fukárek won the doubles in Leon, Mexico. In July 2002, he and partner Michael Joyce won a tournament in Quebec, Canada. He was eliminated in qualifiers at the 2002 U.S. Open.
Behr is now the coach of Ram and Erhlich.
ATP career finals
Doubles: (1 runner-up)
|Loss||1.||Oct 1996||Tel Aviv, Israel||Hard||Eyal Erlich|| Marcos Ondruska