Celebrities have sent birthday tributes to Dolly Parton as the country icon celebrated her 75th birthday (Picture: Getty)

Dolly Parton was shown a whole lot of love by stars and fans alike as she celebrated her 75th birthday.

The country music icon marked the milestone with a sweet post on Instagram as fans around the world sent their birthday wishes to the hitmaker.

Posting a throwback snap for earlier in her career, the 9 to 5 singer wrote: ‘Thank you for all of the love on my birthday 🦋

‘This year my wish is a call for kindness. We can’t just hope for a brighter day, we have to work for a brighter day.’

She continued: ‘Love too often gets buried in a world of hurt and fear. We have to work to dig it out so we can share it with our family, our friends and our neighbors. So today, January 19th, let’s get to unearthing love.’

Actress Reese Witherspoon tweeted a message on the day as she wrote: ‘Happy Birthday @DollyParton ! Your bright spirit and passion for helping others shines through in everything you do.

https://www.instagram.com/p/CKPFtwDDfAY/

Happy Birthday to the one and only @DollyParton! pic.twitter.com/xfpwevdQzx