S.P. Chatterjee, a renowned Indian cartographer, is widely regarded as the father of Indian cartography due to his pioneering work in the field.

C.R. Srinivasan, a prominent Indian cartographer, is recognized for his significant contributions to the field of thematic mapping, which involves the creation of maps that focus on specific themes or phenomena.

N.L. Ramanathan, a distinguished Indian cartographer, held the position of the first Director of the National Atlas and Thematic Mapping Organization (NATMO), which is responsible for creating and publishing national atlases and thematic maps.

K.S. Krishnan, a renowned Indian cartographer, is recognized for his contributions to the development and use of choropleth maps, which are thematic maps that use different colors or shades to represent the distribution of data across geographical areas.

S.P. Chatterjee, the father of Indian cartography, is credited with the creation of the first national atlas of India, which played a crucial role in documenting and disseminating geographical information about the country.

J.P. Sharma, a prominent Indian cartographer, is recognized for his pioneering work in the field of digital cartography, which involves the use of computers and digital technologies to create and manipulate maps.

C.R. Srinivasan, a distinguished Indian cartographer, held the prestigious position of President of the International Cartographic Association (ICA) from 1984 to 1988, representing India on a global stage.

R.S. Tomar, a renowned Indian cartographer, is recognized for his significant contributions to the field of environmental mapping, which involves the creation of maps that depict and analyze environmental data and issues.

S.P. Chatterjee, the father of Indian cartography, is credited with the development of the 'Chatterjee Classification of Indian Landforms', which is a widely used system for classifying and representing landforms on maps.

R.L. Singh, a prominent Indian cartographer, is recognized for his significant contributions to the field of urban cartography, which involves the creation of maps that depict and analyze urban areas and their features.

B.N. Jairaj, a distinguished Indian cartographer, held the position of Director of the Survey of India from 1973 to 1978, leading the organization responsible for surveying and mapping the country.

G.S. Gosal, a renowned Indian cartographer, is recognized for his contributions to the field of historical cartography, which involves the study and analysis of historical maps and their significance.

N.L. Ramanathan, a distinguished Indian cartographer, is credited with the development of the 'Ramanathan Method' for the classification of drainage basins, which is a widely used technique for analyzing and comparing river systems.

S.K. Saxena, a prominent Indian cartographer, is recognized for his significant contributions to the field of marine cartography, which involves the creation of maps and charts for marine navigation and oceanographic studies.

K.M. Gupta, a distinguished Indian cartographer, held the position of President of the Survey of India from 1999 to 2002, leading the organization responsible for surveying and mapping the country.