Andrejs Vlaščenko (Russian: Андрей Влащенко; born 15 June 1974) is a figure skater who represented Latvia (1992–94) and Germany (1994–04).
Competing for Germany, he won two Grand Prix medals – bronze at both the 2001 Trophee Lalique and at the 1998 Sparkassen Cup on Ice – and became a four-time German national champion.
In February 1994, Vlaščenko appeared at the Winter Olympics in Lillehammer, Norway, placing 21st in the short program, 20th in the free skate, and 21st overall.
His last competition for Latvia was the World Championships in March 1994 in Chiba, Japan; he ranked 5th in his qualifying group, 11th in the short, 10th in the free, and 11th overall.
After placing 6th at the 1998 Trophée Lalique and 4th at the 1998 NHK Trophy, he qualified for the Grand Prix Final and went on to win his fourth German national title.
In March, he placed sixth at the Grand Prix Final in Saint Petersburg, Russia, and then 9th at the 1999 World Championships in Helsinki, Finland.