A dielectric resonator antenna, DRA, comprising: an electrically conductive ground structure; a plurality of volumes of dielectric materials disposed on the ground structure comprising N volumes, N being an integer equal to or greater than 3, disposed to form successive and sequential layered volumes V i, i being an integer from 1 to N, wherein volume V 1 forms an innermost first volume, wherein a successive volume V i+1 forms a layered shell disposed over and at least partially embedding volume V i, wherein volume V N at least partially embeds all volumes V 1 to V N-1; wherein adjacent ones of the plurality of volumes of dielectric materials have different dielectric constants with respect to each other that range from a first relative minimum value at volume V 1 to a relative maximum value at one of volumes V 2 to V N-1, back to a second relative minimum value at volume V N; wherein each volume V 2 to V N-1 comprises a dielectric material other than air; a container disposed on the ground structure, the container comprising a material having a dielectric constant between 1 and 3; wherein the plurality of volumes of dielectric materials is embedded within the container; a signal feed disposed and structured to be electromagnetically coupled to one or more of the plurality of volumes of dielectric materials; wherein adjacent ones of the plurality of volumes of dielectric materials are disposed in direct intimate contact with each other forming a multi-resonant DRA having resonances for broadband performance; and wherein the first volume V 1 has a vertically oriented at least partial ellipsoidal shape. an electrically conductive ground structure; a plurality of volumes of dielectric materials disposed on the ground structure comprising N volumes, N being an integer equal to or greater than 3, disposed to form successive and sequential layered volumes V i, i being an integer from 1 to N, wherein volume V 1 forms an innermost first volume, wherein a successive volume V i+1 forms a layered shell disposed over and at least partially embedding volume V i, wherein volume V N at least partially embeds all volumes V 1 to V N-1; wherein adjacent ones of the plurality of volumes of dielectric materials have different dielectric constants with respect to each other that range from a first relative minimum value at volume V 1 to a relative maximum value at one of volumes V 2 to V N-1, back to a second relative minimum value at volume V N; wherein each volume V 2 to V N-1 comprises a dielectric material other than air; a container disposed on the ground structure, the container comprising a material having a dielectric constant between 1 and 3; wherein the plurality of volumes of dielectric materials is embedded within the container; a signal feed disposed and structured to be electromagnetically coupled to one or more of the plurality of volumes of dielectric materials; wherein adjacent ones of the plurality of volumes of dielectric materials are disposed in direct intimate contact with each other forming a multi-resonant DRA having resonances for broadband performance; and wherein the first volume V 1 has a vertically oriented at least partial ellipsoidal shape.