2026 — Masterpiece Award, World Art Awards, USA — One of three equal First Place honors. Hadjinikolova received recognition across seven categories in the competition.

2021 — 6th Place, Surrealism, American Art Awards, USA

2016 — Award, Annual Exhibition of the Pazardzhik Representation of the Union of Bulgarian Artists

2014 — Award, Drawing Exhibition, Georgi Mashev Exhibition Hall, Pazardzhik, Bulgaria

2012 — Second Prize, National Competition The Colored Rays of Light, commemorating the 100th anniversary of the compilation of the spiritual testament The Colored Rays of Light, Sofia, Bulgaria

2012 — Award, Societe Generale Expressbank Bank Card Design Competition

2008 — Painting Award, Annual Exhibition of the Society of Artists in Pazardzhik

2001 — Annual Award of the Society of Artists in Pazardzhik and the Honorary Georgi Mashev Plaque

2000 — Open Society Scholarship, Mural Painting, National Academy of Art, Sofia

2000 — Georgi Gerasimov Scholarship

1999 — Georgi Mashev Scholarship

1995–2001 — Soros Scholarship nomination during her studies at the National Academy of Art, Sofia