Marcel Siem has alarming form worries to address as he prepares to tee it up in the KLM Open at the The Dutch course in Spijk.
Marcel Siem has plenty of experience in the Dubai Duty Free Irish Open, but his results there, and elsewhere in Ireland, have flattered to deceive.
Marcel Siem came from off the pace to shoot to T3 at the Volvo China Open with a final round 6-under-par 33-33=66, 18-under 270 for the week.
Marcel Siem continues his rebuilding process with a tournament debut in the True Thailand Classic at Black Mountain GC.
Marcel Siem will be looking to maintain the rebuilding process at the Maybank Championship Malaysia this week at Royal Selangor GC.
Marcel Siem captured the BMW Masters in Shanghai 12 months ago and will bid to win the trophy again this week.
Marcel Siem returned a 2-under-par 35-35=70 in his second round at the PGA Championship to reach 4-under 140 at the midpoint.
Marcel Siem painted an eventful even-par 36-34=70 in his opening round at the World Golf Championships-Bridgestone Invitational in Akron, Ohio.
After missing the cut in the 144th Open Championship, Marcel Siem will try his luck in this week's Omega European Masters.
Marcel Siem is back at a familiar venue this week as he contests the BMW International Open at Golfclub München Eichenried.
Marcel Siem slots in at 40th on the Race to Dubai heading into this week's Dubai Duty Free Irish Open at Royal County Down.
Augusta hopeful Marcel Siem drained a 20-foot putt on his final hole to match the clubhouse lead at the Trophee Hassan II in Morocco.
Former winner Marcel Siem makes his way back to Morocco to contest this week's Trophée Hassan II.
Marcel Siem lit up Trump National Doral's Blue Monster Course for a 5-under-par 35-32=67 in the final round of the World Golf Championships-Cadillac Championship.