Aim and objectives: The present study assessed the correlation between rising levels of CRP and D-dimer with morbidity and mortality in adult Covid -19 patients. Materials and method: This retrospective observational study was conducted at Max Super speciality Hospital I.P. Extension, Delhi a tertiary care centre in North India. CRP and D-Dimer values were collected at the time of admission and within 15 days after admission. The statistical analysis was done by independent t-test. Results: The study population consisted of 194 (64.7%) males and 106 (35.3%) females. The mean age of the study population was 56.78±15.42 (28-94) years. The mean age of the non-survivors (58.83±15.64 years) was significantly more than survivors (54.43±14.85 years). The mean CRP and D-DIMER at the time of admission and within 15 days after admission was significantly more among non-survivors compared to survivors.