No relation to 2002 Australian Open champion Thomas Johansson...Goes by nickname Pim-Pim...Began playing tennis at age five with his father Leif, who was a former Davis Cup player for Sweden in 1974 and was a teammate of Bjorn Borg that year...Mother, Margareta, works in a bank...Born in Lund and spent all his childhood in Sodertalje, same hometown as former No. 1 and 11-time Grand Slam champion Borg...At age 14-15 remembers hitting with Borg at a tennis clinic when he was an up-and-comer...Older brother Niclas couldn't say Joachim as a young boy and used to call his brother Pim-Pim...The name stuck and became Pim-Pim, which is also a well-known hard candy in Sweden...Finished as No. 3 junior in world in 2000 and No. 8 in 1999... Enjoys playing indoors and on fast surfaces...Considers his serve best shot...Named 2004 ATP Most Improved Player of Year...Has a 2-3 career Davis Cup record (1-3 in singles) in four ties...Engaged to Ladies European Tour golfer Johanna Westerberg...He caddied at several tournaments for his fianc� which has earned him Rookie Caddie of the Year award...Son Leo..