The former Saddlers defender fell to the ground after 20 minutes of Hinckley's match at Harrogate on Saturday and was pronounced dead in hospital.
Flags at Bescot Stadium were today lowered to half mast as Walsall paid tribute to the player who was involved in the Division Two play-off final victory over Reading in 2001.
"RIP. You played a massive part in the history of Walsall FC, always remembered. The thoughts of everyone connected to Walsall FC are with the Gadsby family at this time." Danny Evans, Sad sad Saddler "Very shocking and tragic to hear about Matt Gadsby. My thoughts go out to his family and friends. 'Once a Saddler, always a Saddler'. RIP Matt." Per Stener, Swedish Walsall Fan
"Thanks Matt for playing a part in one of the greatest days of my life. My prayers and thoughts are now with the Gadsby family. God bless. RIP." Dave Dean, Aldridge - a very sad Saddler
"So sorry to hear the very sad news about Matt. He was too young to be taken away. Deepest sympathy goes out to all his family and close friends." Dave Russell, Saddlers Fan Popular stories:
Video of gardeners strange find
Escaped vulture roaming the Midlands
Dining Out archive
Immigrant steals £1.2 million from Birmingham Council