Tributes flood in after sudden death of Doncaster Royal Infirmary security guard, aged 50

Mike Clark, who was head of security at DRI, died on Friday night from a cardiac arrest.

Mike has left behind a partner Louise, her son Oscar and their new seven-month-old baby girl Esme.

A family friend said: “Mike loved working at the hospital and helping people, where his partner also currently works as a staff nurse."

His sister Kelly, who allowed us to pay tribute to Mike, said: “Our hearts was broken into a million pieces you was taken from us far too soon Mike Clark we will love you forever an always so broken right now want you back.”

Brother Chris Clark said: “Goodbye my brother goodbye my friend my heart is broken and I just cannot believe it,never thought I would ever be putting a statement like this up never . RIP Brother (Mike clark). Till we meet again loves you now and always xxx

“Life is too short so don't hold back in telling somebody now that you love them and what they mean to you cos when they have gone it's too ******* late let me tell you.I LOVE YOU BROTHER AND WILL MISS YOU UNTIL WE MEET AGAIN. RIP MY BROTHER (MIKE CLARK).XXX

There were lots of outpourings on Facebook, friend Cheryl Blinkhorn said: “So sorry to hear this devastating news love what a top bloke gone too soon sending all my love & strength to u all Kelly.”

Julieann Whittaker and Robert Crawford added: “Absolutely heartbroken our good friend Mike Clark passed away yesterday, Kelly Clark thank you for ringing last night to let us know as finding out on here would have killed us, sleep tight my friend. Sending love to all your family Louise Marell Gillespie baby esme and oscar. Gutted.YNWA MY MATE.”

Chezzie Harvey said: “Absolutely gutted mate x he was our bestie x”

Tammi Wilkinson said: “Good night god bless my dear pal.”

And Jack Shields added: “Gutted to hear the news and my love goes out to all the family RIP Mike Clark a great bloke and was a pleasure to work with had some great laughs.”