Kathrin Klaas (born 6 February 1984 in Haiger, Hesse) is a female hammer thrower from Germany. She is member of the Eintracht Frankfurt athletes team.

Her personal best throw is 76.05 metres, set at the 2012 Summer Olympics.

Year	Competition	Venue	Position	Notes
Representing  Germany
2003	European Junior Championships	Tampere, Finland	8th	58.94 m
2005	European U23 Championships	Erfurt, Germany	4th	66.50 m
	World Championships	Helsinki, Finland	—	NM
2006	European Championships	Gothenburg, Sweden	6th	70.59 m
	World Athletics Final	Stuttgart, Germany	7th	66.38 m
2007	World Championships	Osaka, Japan	28th (q)	64.00 m
	World Athletics Final	Stuttgart, Germany	6th	69.00 m
2008	Olympic Games	Beijing, China	24th (q)	67.54 m
2009	World Championships	Berlin, Germany	4th	74.23 m
	Universiade	Belgrade, Serbia	3rd	70.97 m
	World Athletics Final	Thessaloniki, Greece	4th	69.50 m
2010	European Championships	Barcelona, Spain	15th (q)	65.82 m
2011	World Championships	Berlin, Germany	7th	71.89 m
2012	European Championships	Helsinki, Finland	4th	70.44 m
	Olympic Games	London, United Kingdom	5th	76.05 m
2013	World Championships	Moscow, Russia	20th (q)	68.34 m
2014	European Championships	Zürich, Switzerland	4th	72.89 m
2015	World Championships	Beijing, China	6th	73.18 m
2016	European Championships	Amsterdam, Netherlands	25th (q)	64.39 m
	Olympic Games	Rio de Janeiro, Brazil	18th (q)	67.92 m
2017	World Championships	London, United Kingdom	11th	68.91 m
2018	European Championships	Berlin, Germany	7th	71.50 m

• Kathrin Klaas at World Athletics