Valentina Marchei (born 23 May 1986) is an Italian retired pair and single figure skater.

[5] Ahead of the 2007–08 season, Marchei spent the first part of July training with Viktor Kudriavtsev in Flims, Switzerland.

She trained in Courchevel in the remainder of July and August and then Paris and Milan in the winter, coached by Pierre Trente and Cristina Mauri.

In 2010–11, Marchei returned to the Grand Prix series, competing at 2010 Skate Canada International and 2010 Cup of Russia.

[2] In September 2014, she withdrew from both of her Grand Prix assignments, the 2014 Skate Canada International and 2014 Rostelecom Cup.

[11] On 2 July 2014, La Gazzetta dello Sport wrote that Marchei and Ondřej Hotárek were considering skating as a pair.

[citation needed] Selected to compete at the European Championships in Stockholm, Sweden, Marchei/Hotárek finished fourth.

Debuting on the Grand Prix series, Marchei/Hotárek competed in the short program at 2015 Skate Canada International but withdrew on the day of the free skate due to Hotárek sustaining a concussion while practicing a triple twist.

At the Italian Figure Skating Championships, Marchei/Hotárek won the silver medal behind Nicole Della Monica / Matteo Guarise.

They then competed on the Grand Prix series, finishing eighth at 2016 Skate America and fourth at the 2016 Rostelecom Cup.

Selected to compete at the 2017 European Championships in Ostrava, Czech Republic, Marchei/Hotárek finished sixth.

[18] On 1 September 2020, two years after she last competed, Marchei announced her retirement via Facebook, citing that she considered returning, if not for the ongoing pandemic.